Windows 11 25h2
Monthly
Privilege escalation to SYSTEM in Windows Biometric Service (wbiosrvc) allows a locally authenticated low-privileged user to fully compromise the affected Windows host via an integer overflow (CWE-190) in the biometric framework's internal processing. The flaw spans a broad surface of Microsoft Windows client and server editions from Windows 10 Version 1607 through Windows 11 26H1 and Windows Server 2016 through 2025. Microsoft has released patches for all affected versions; no public exploit code and no CISA KEV listing have been identified at time of analysis.
Local privilege escalation in Windows Spaceport.sys - the kernel-mode Storage Spaces driver - allows a low-privileged authenticated local user to achieve SYSTEM-level control on Windows 11 and Windows Server 2022/2025 systems. The driver performs an out-of-bounds read (CWE-125) that can expose kernel memory contents and serve as a stepping stone to full kernel-level code execution, yielding high confidentiality, integrity, and availability impact. Microsoft has released patched builds via Windows Update; no public exploit or active exploitation confirmed at time of analysis.
Heap-based buffer overflow in the Windows Defender Firewall Service (mpssvc) allows an authenticated local attacker holding only standard user privileges to escalate to SYSTEM-level access on affected Windows systems. The vulnerability spans every major Windows release from Server 2012 through Windows 11 26H1 and Windows Server 2025, covering both client and server deployments. No public exploit or active exploitation has been identified at time of analysis; Microsoft has released patches across all affected version branches.
Privilege escalation in the Windows Display Enhancement Service (Windows 11 24H2/25H2/26H1 and Windows Server 2025) allows a locally authenticated low-privileged attacker to gain elevated privileges through exploitation of a double-free memory corruption flaw (CWE-415). The vulnerability requires local access and high attack complexity, reflecting the precision required to reliably trigger and exploit heap corruption. No public exploit code has been identified at time of analysis, and Microsoft has released patches addressing all affected version branches.
Privilege escalation in the Windows AF_UNIX Socket Provider allows a local low-privileged attacker to gain full system-level control via a use-after-free memory corruption flaw. The vulnerability spans virtually all supported and some legacy Windows releases - from Windows Server 2012 through Windows 11 26H1 and Windows Server 2025 - making it extremely broad in scope. No public exploit or CISA KEV listing has been identified at time of analysis, but the high-complexity local exploitation bar and the completeness of C:H/I:H/A:H CVSS impact make this a meaningful privilege-escalation risk in multi-tenant, shared, or endpoint environments.
Heap-based buffer overflow in the Windows Print Spooler Components (spoolsv.exe) enables a locally authenticated, low-privileged attacker to escalate privileges to SYSTEM on affected Windows hosts. The flaw spans an exceptionally wide swath of Microsoft's product portfolio - from legacy Windows Server 2012 through current Windows 11 26H1 and Windows Server 2025 - making patch coverage a substantial operational challenge. Microsoft has released fixes via its update guide; no public exploit or CISA KEV listing has been identified at time of analysis, but the component's history of critical vulnerabilities (PrintNightmare, etc.) makes it a high-priority patching target.
Windows Shell's link-resolution logic fails to safely handle symbolic or hard links before granting file access, enabling a remote unauthenticated attacker to perform network-based spoofing against a victim who interacts with a crafted payload. The flaw (CWE-59) spans the full current Windows ecosystem - from Server 2012 R2 through Windows 11 26H2 and Server 2025 - and can yield both confidentiality and integrity compromise (C:H/I:H). No public exploit or CISA KEV listing has been identified at time of analysis, but user interaction (UI:R) is the sole barrier to exploitation.
Privilege escalation in Windows Audio Service across all current Windows releases exploits a double-free memory corruption condition (CWE-415) to allow a low-privileged local user to gain full system control. The flaw spans Windows 10, 11, and every supported Windows Server generation from 2012 through 2025. Microsoft has released patches as part of its update cycle; no public exploit code or active exploitation has been identified at time of analysis.
Use-after-free in the Windows Ancillary Function Driver for WinSock (afd.sys) allows network-reachable unauthenticated attackers to elevate privileges to SYSTEM level on affected Windows hosts. The vulnerability spans a broad surface - every supported Windows release from Server 2012 through Windows 11 25H2 and Server 2025 is confirmed affected. SSVC rates exploitation status as none and the attack as non-automatable, but technical impact is total, meaning successful exploitation yields full system compromise. No public exploit or KEV listing has been identified at time of analysis.
Remote code execution in the Windows Imaging Component (WIC) affects all supported Windows client and server releases (Windows 10, 11 through 25H2, and Windows Server 2012 through 2025). An out-of-bounds write while decoding attacker-controlled image data lets a remote, unauthenticated attacker corrupt memory and execute arbitrary code in the context of the process that parses the image. Microsoft self-reported the flaw and has shipped fixes; there is no public exploit identified at time of analysis and it is not listed in CISA KEV.
Heap-based buffer overflow in the Windows Win32 Kernel Subsystem enables local privilege escalation to SYSTEM across a wide range of Microsoft Windows client and server editions. An authenticated low-privilege local user can trigger the overflow with low attack complexity and no user interaction, achieving full confidentiality, integrity, and availability compromise (C:H/I:H/A:H) on the affected host. No public exploit code has been identified at time of analysis, and no CISA KEV listing is present, but this kernel-level LPE class is historically high-value for post-exploitation chaining.
Local privilege escalation in Windows Win32K allows an authenticated low-privileged user to gain SYSTEM-level access across virtually all supported and legacy Windows versions. The flaw stems from incorrect authorization checks (CWE-863) in the Win32K kernel-mode subsystem, enabling a local attacker to bypass privilege boundaries with no user interaction required. No public exploit has been identified and CISA's SSVC assessment rates exploitation status as none, though technical impact is rated total - patch deployment is nonetheless warranted given the ubiquity of the affected platform and the historical weaponization of Win32K LPE bugs in targeted intrusion chains.
Heap-based buffer overflow in Windows Media Player enables remote code execution across a broad swath of Microsoft Windows versions, from Windows Server 2012 through Windows 11 26H1 and Windows Server 2025. The CVSS 8.8 vector (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) reflects network-delivered exploitation requiring a user to open a malicious media file, with full confidentiality, integrity, and availability impact upon success. Microsoft has released patches across all affected version branches; no public exploit code or CISA KEV listing has been identified at time of analysis.
Heap-based buffer overflow in the Windows Print Spooler service allows a locally authenticated low-privileged attacker to escalate privileges to SYSTEM on a wide range of Windows 10, Windows 11, and Windows Server versions. The vulnerability (CWE-122) is exploitable locally with standard user credentials and no user interaction, yielding full confidentiality, integrity, and availability compromise of the host. No public exploit code or CISA KEV listing has been identified at time of analysis, but the Print Spooler has a long history of high-profile exploitation, including PrintNightmare, making this class of bug a priority for patching.
Privilege escalation via use-after-free in the Windows Search Component affects a broad range of Microsoft Windows client and server releases from Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through 2025. An authenticated local attacker exploiting this memory-safety flaw can achieve full control of the affected system, gaining high confidentiality, integrity, and availability impact. No public exploit code or CISA KEV listing has been identified at time of analysis; Microsoft has released patched cumulative updates addressing the issue.
Remote code execution in Microsoft Windows Hyper-V arises from a stack-based buffer overflow that lets an unauthorized attacker run arbitrary code across a network, per Microsoft's CVSS 3.1 vector (AV:N/PR:N/UI:N) scoring 9.8. The flaw affects the Hyper-V virtualization component across a broad range of client and server Windows builds, from Windows 10 1607 and Server 2016 through Windows 11 26H1 and Server 2025. Microsoft has released fixes; there is no public exploit identified at time of analysis and it is not listed in CISA KEV.
Local privilege escalation in Windows Enterprise App Management allows a low-privileged authenticated local attacker to gain full control over an affected system via improper handling of insufficient permissions (CWE-280). The vulnerability spans a wide swath of Microsoft's Windows ecosystem - from Windows 10 1607 through Windows 11 26H1 and Windows Server 2016 through 2025 - making it broadly relevant to enterprise environments. No public exploit or CISA KEV listing has been identified at time of analysis; Microsoft has released patched builds for all affected versions.
Heap-based buffer overflow in Windows Secure Kernel Mode enables an authorized local attacker with administrative privileges to escalate into the secure kernel isolation boundary, achieving full confidentiality, integrity, and availability impact (S:C, C:H/I:H/A:H). The vulnerability spans a broad range of Windows platforms - from Server 2016 and Windows 10 1607 through Windows 11 26H1 and Server 2025 - and was reported by Microsoft's own security engineering team. No public exploit code or active exploitation has been identified; Microsoft has released patches across all affected build lines.
Privilege escalation in the Windows Kernel Streaming WOW Thunk Service Driver exposes multiple Windows 10, Windows 11, and Windows Server 2025 builds to local SYSTEM-level compromise through CWE-822 untrusted pointer dereference. A low-privileged local attacker can craft an IOCTL that causes the driver to dereference an attacker-controlled pointer value in kernel context, yielding full system takeover. Microsoft has released patched builds across all affected versions; no public exploit code or CISA KEV listing has been identified at time of analysis.
Local privilege escalation in Windows Error Reporting (WER) on Windows 11 and Windows Server 2025 is possible through a use-after-free (CWE-416) memory corruption flaw exploitable by a low-privileged authenticated user. The CVSS 7.0 vector (AV:L/AC:H/PR:L) indicates the attack requires local access and elevated complexity - consistent with a race condition or specific timing requirement to win the freed-memory reuse - but no user interaction once staged. Microsoft has released patches; no public exploit code or CISA KEV listing is identified at time of analysis.
Privilege escalation in Windows Media on all supported Microsoft Windows desktop and server releases allows a locally authenticated low-privileged attacker to gain SYSTEM-level access by exploiting a use-after-free memory condition (CWE-416). The CVSS AC:H metric indicates exploitation is non-trivial, consistent with a race condition or complex heap-manipulation sequence required to reliably control freed memory. A vendor patch is available across all affected branches; no public exploit code or CISA KEV listing has been identified at time of analysis.
Use-after-free (CWE-416) in the Windows Virtual Trusted Platform Module enables a locally authenticated, high-privileged attacker to escalate privileges across a security boundary on affected Windows 10, 11, and Server editions. The CVSS scope-change metric (S:C) confirms exploitation breaks out of the vTPM trust boundary, yielding complete confidentiality, integrity, and availability impact on the broader host. No public exploit code has been identified at time of analysis, and CISA SSVC rates exploitation status as 'none' and automatable as 'no.'
Privilege escalation via use-after-free in the Windows Bluetooth Service allows a locally authenticated attacker to gain SYSTEM-level privileges on a broad range of Windows versions. The memory corruption vulnerability (CWE-416) requires low initial privileges and high attack complexity, consistent with a race condition in Bluetooth service memory management. No public exploit has been identified at time of analysis, and Microsoft has released patches across all affected branches.
Null pointer dereference in the Windows Internet Key Exchange (IKE) Extension enables remote unauthenticated attackers to crash the IKE service, causing denial of service on affected systems. The flaw spans twelve distinct Windows releases from Windows 10 21H2 through Windows 11 26H1 and Windows Server 2019 through Server 2025, and is reachable over the network with no credentials or user interaction required. No public exploit or CISA KEV listing has been identified at time of analysis, but the zero-authentication, low-complexity attack path makes this a straightforward DoS primitive against any exposed IPsec endpoint.
Heap-based buffer overflow in the Windows NTFS driver enables network-based privilege escalation across a broad range of Microsoft Windows desktop and server releases. An authenticated low-privileged attacker who can trigger user interaction can corrupt heap memory in the NTFS subsystem - most likely through a crafted network share or SMB-exposed filesystem operation - to achieve full SYSTEM-level control (C:H/I:H/A:H). No public exploit code or CISA KEV listing has been identified at time of analysis; vendor patch is available.
Local privilege escalation in Windows Device Association Service across all currently supported Windows 10, Windows 11, and Windows Server 2019/2022/2025 editions is caused by a use-after-free (CWE-416) memory corruption flaw in the component responsible for managing logical device pairings (Bluetooth, Wi-Fi Direct, MTP, NFC). An attacker holding a standard local user account can exploit a dangling-pointer dereference - likely by racing concurrent device association events - to gain code execution at an elevated privilege level with full confidentiality, integrity, and availability impact on the host. No public exploit code or active exploitation has been identified at time of analysis.
Use-after-free memory corruption in the Windows Hello authentication subsystem allows a local, low-privileged authenticated user to escalate privileges to a higher-integrity context across a security boundary. Affected builds span Windows 10 21H2/22H2 and Windows 11 23H2 through 26H1, with specific patched build numbers published by Microsoft. No public exploit code has been identified at time of analysis, though the scope-changed CVSS vector (S:C, C:H/I:H/A:H) signals that successful exploitation yields full compromise of a more privileged security principal.
Heap-based buffer overflow in Windows Imaging Component (WIC) enables unauthenticated remote code execution across a broad swath of Microsoft Windows desktop and server editions from Server 2012 through Windows 11 26H1. Exploitation requires user interaction - a victim must open or process a maliciously crafted image file - after which an attacker achieves full C/I/A compromise of the targeted system. No public exploit code has been identified at time of analysis, and vendor patches are available for all affected version lines.
Local privilege escalation in the Windows USB Audio Class kernel driver (usbaudio.sys) is possible through a time-of-check time-of-use (TOCTOU) race condition. An authenticated local attacker with low privileges can win the race window to escalate to higher privilege levels, achieving full confidentiality, integrity, and availability impact on the affected system. No public exploit code has been identified at time of analysis, but the breadth of affected Windows versions — spanning Windows 10 1607 through Windows 11 26H2 and Windows Server 2012 through 2025 — gives this vulnerability a large attack surface.
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows a network-reachable low-privileged attacker to execute arbitrary code on affected Windows systems, achieving full confidentiality, integrity, and availability compromise. The vulnerability spans an exceptionally broad range of Microsoft Windows releases from Server 2012 through Windows 11 26H1 and Windows Server 2025, as confirmed by EUVD-2026-73631. No public exploit code has been identified at time of analysis and CISA KEV listing is absent, though Microsoft has released corrective security updates across all affected platforms.
Heap-based buffer overflow in the Windows DHCP Server service allows an authenticated attacker with adjacent network access to achieve remote code execution on the target system. The vulnerability (CWE-122) exists across a wide range of Windows Server and Windows client versions, from Server 2012 through Server 2025 and Windows 10/11 builds, all fixed in the July 2026 Patch Tuesday update cycle. No public exploit or CISA KEV listing is present at time of analysis, but the CVSS 8.0 score and full C/I/A:H impact make this a high-priority patching target for any organization running Windows DHCP Server infrastructure.
Privilege escalation in Windows Secure Kernel Mode enables a locally authenticated administrator to breach the virtualization-based security (VBS) trust boundary separating VTL0 (normal OS) from VTL1 (secure enclave). The root cause is CWE-190 integer overflow that leads to a buffer overflow condition within secure kernel processing, affecting Windows 10, Windows 11, and Windows Server across a broad range of release versions. Microsoft has released patches; no public exploit or CISA KEV listing has been identified at time of analysis.
Local privilege escalation in Windows Win32K - the kernel-mode graphics and windowing subsystem - allows a low-privileged local user to gain SYSTEM-level access via an out-of-bounds read (CWE-125). The vulnerability spans virtually every supported Windows release from Server 2012 through Windows 11 26H1 and Windows Server 2025. Microsoft has released patches; no public exploit code or CISA KEV listing has been identified at time of analysis, though Win32K LPE flaws are historically high-value targets for post-exploitation privilege escalation chains.
Heap-based buffer overflow in the Windows Encrypting File System (EFS) component enables a locally authenticated attacker to escalate privileges to SYSTEM level. The vulnerability spans virtually the entire modern Windows ecosystem - from Windows 10 1607 and Windows Server 2012 through Windows 11 26H1 and Windows Server 2025. No public exploit code or CISA KEV listing has been identified at time of analysis; vendor patch is available via MSRC.
Privilege escalation via use-after-free in Windows Print Spooler Components (spoolsv.exe) allows a locally authenticated low-privileged user to gain SYSTEM-level access across a broad range of Windows client and server versions from Server 2012 R2 through Windows 11 25H2. Exploitation requires high attack complexity, suggesting a race condition or precise heap manipulation, but success yields full system compromise (C:H/I:H/A:H). No public exploit identified at time of analysis and the vulnerability is not listed in CISA KEV; vendor-released patches are available via Windows Update.
Local privilege escalation in the Windows Advanced Local Procedure Call (ALPC) subsystem, via a use-after-free memory corruption flaw (CWE-416), enables a locally authenticated standard user to gain full control of an affected Windows system. The vulnerability spans an exceptionally broad product surface - from Windows Server 2012 through Windows 11 26H2 and Server 2025 - making it relevant to nearly every Windows deployment environment. Microsoft has released patches via the Security Response Center; no public exploit code or CISA KEV listing is identified at time of analysis.
Remote code execution in the Microsoft Windows Shell component stems from a heap-based buffer overflow (CWE-122) that lets an unauthorized attacker run arbitrary code over a network, per the CVSS vector at full C/I/A impact. The flaw spans essentially the entire supported Windows line - Windows 10 (1607 through 22H2), Windows 11 (23H2 through 26H1), and Windows Server 2012 through 2025 - and Microsoft has shipped patches. No public exploit identified at time of analysis, and the issue is not listed in CISA KEV.
Heap-based buffer overflow in the Windows Biometric Service (WBS) enables network-reachable privilege escalation to full system control on a broad range of Windows client and server releases. An authorized, low-privileged attacker who can induce user interaction can corrupt heap memory in the biometric service process and achieve arbitrary code execution at elevated privilege. Microsoft has released patches addressing all listed affected versions via the MSRC update guide.
Heap-based buffer overflow in the Windows Kerberos authentication subsystem, triggered by a numeric truncation error, enables a locally authenticated attacker with standard user privileges to escalate to SYSTEM-level access on all major supported Windows releases. The CVSS vector (AV:L/AC:L/PR:L/UI:N) indicates low attack complexity and no user interaction required once local code execution is achieved, yielding full confidentiality, integrity, and availability impact. Microsoft has released patches for all affected versions; no public exploit code has been identified at time of analysis.
Privilege escalation via use-after-free in the Win32K kernel subsystem affects multiple Windows 11 and Windows Server 2025 builds, allowing a locally authenticated low-privileged attacker to achieve full SYSTEM-level access. Affected builds span Windows 11 versions 24H2, 25H2, and 26H1, as well as Windows Server 2025 including its Server Core variant. No public exploit has been identified at time of analysis, though the high C:H/I:H/A:H impact combined with the kernel attack surface makes this a meaningful post-exploitation and lateral-movement primitive in multi-user or RDP-exposed environments.
Use-after-free in the Windows Bluetooth Port Driver enables a local low-privileged attacker to escalate privileges, potentially reaching SYSTEM-level access across a broad range of Windows 10, Windows 11, and Windows Server versions. The vulnerability (CWE-416) requires high attack complexity, consistent with timing-dependent memory corruption exploitation typical of UAF flaws in kernel-mode drivers. Microsoft has released patches; no public exploit or CISA KEV listing has been identified at time of analysis.
Local privilege escalation in Windows Accounts Control exploits a use-after-free (CWE-416) condition, allowing an authorized but low-privileged local attacker to gain full system-level privileges across a wide range of Windows desktop and server versions. The CVSS 7.0 score (AV:L/AC:H/PR:L) reflects that exploitation requires local authenticated access and high attack complexity, consistent with UAF race-condition exploitation. Microsoft has released patches covering Windows 10, Windows 11, and Windows Server 2016 through 2025; no public exploit or CISA KEV listing has been identified at time of analysis.
Privilege escalation via use-after-free in Windows Credential Providers allows a local, low-privileged authenticated attacker to gain full system control on Windows 11 and Windows Server 2025. The CWE-416 flaw exists in the credential provider subsystem, which handles authentication UI interactions; triggering the UAF condition (AC:H) under the right timing yields C:H/I:H/A:H impact. No public exploit or CISA KEV listing has been identified at time of analysis, and Microsoft has released patches across all affected Windows 11 and Server 2025 builds.
Heap-based buffer overflow in Windows Biometric Service (WbioSrvc) enables local privilege escalation to SYSTEM on a broad range of unpatched Windows 10, Windows 11, and Windows Server releases. An authenticated local attacker can trigger the overflow via a crafted biometric request, achieving full compromise of confidentiality, integrity, and availability (C:H/I:H/A:H). Microsoft has released patches across all affected version lines; no public exploit code or CISA KEV listing has been identified at time of analysis.
Heap-based buffer overflow in the Windows DHCP Client enables an authenticated attacker on the same network segment to escalate privileges on Windows 11 systems. The vulnerability (CWE-122) affects Windows 11 versions 24H2, 25H2, and 26H1 prior to their respective patched builds, with full confidentiality, integrity, and availability impact upon successful exploitation. No public exploit code and no active exploitation have been identified at the time of analysis; Microsoft has released a patch via the June/July 2026 Patch Tuesday cycle.
Heap-based buffer overflow in the Windows Biometric Framework (WBF) service permits a low-privileged, network-adjacent authenticated attacker to escalate privileges to SYSTEM-level on affected Windows endpoints and servers. The vulnerability requires some user interaction to trigger (UI:R per CVSS), and successful exploitation yields full confidentiality, integrity, and availability impact on the target host. No active exploitation has been identified at time of analysis, and Microsoft has released patches across all supported Windows versions.
Local privilege escalation in Windows Biometric Service (WbioSrvc) allows a low-privileged authenticated local user to gain SYSTEM-level control via a heap-based buffer overflow triggered by an integer overflow or wraparound. The flaw affects a wide sweep of Windows releases - from Windows 10 1607 through Windows 11 26H1 and Windows Server 2016 through 2025 - making the attack surface nearly universal across modern Windows deployments. No public exploit code or active exploitation has been identified at time of analysis, but vendor patch is available and should be prioritized given the full C:H/I:H/A:H impact after a successful escalation.
Heap-based buffer overflow in the Windows Biometric Service (WbioSrvc) enables a network-based privilege escalation by an authenticated low-privilege attacker who can trigger user interaction. The vulnerability (CWE-122) spans a broad swath of Microsoft's supported Windows ecosystem, from Windows 10 version 1607 through Windows 11 25H2 and Windows Server 2016 through 2025. Exploitation results in full compromise of confidentiality, integrity, and availability on the target system. No public exploit or CISA KEV listing is identified at time of analysis; Microsoft has released patches across all affected branches.
Heap-based buffer overflow in the Windows NTFS filesystem driver allows a locally authenticated, low-privileged attacker to execute arbitrary code, most likely escalating to SYSTEM-level privileges. The vulnerability (CWE-122) affects an extraordinarily wide range of Microsoft Windows releases from Server 2012 through Server 2025 and Windows 10/11 across all current feature releases, making the aggregate exposed population very large. No public exploit code or CISA KEV active-exploitation listing has been identified at time of analysis; a vendor patch is available via Microsoft MSRC.
Local privilege escalation in the Windows USB Audio Class driver (usbaudio.sys) allows a low-privileged authenticated user to gain full system control via an integer overflow. The flaw affects an exceptionally broad range of Windows releases, spanning Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025. No public exploit or CISA KEV listing has been identified at time of analysis, but the low attack complexity (AC:L) and breadth of affected systems make this a meaningful enterprise patching priority.
Privilege escalation via integer underflow in Windows USB Audio Class driver (usbaudio.sys) allows a local low-privileged user to gain SYSTEM-level access across virtually the entire Windows ecosystem. The flaw spans Windows Server 2012 through Windows 11 26H1 and Server 2025, making it a broad-surface local elevation-of-privilege issue. No public exploit code and no CISA KEV listing have been identified at time of analysis; vendor patch is available.
Heap-based buffer overflow in the Windows Kernel enables network-reachable remote code execution across virtually every supported Microsoft Windows release, from Windows Server 2012 through Windows 11 26H1 and Windows Server 2025. The vulnerability requires no privileges from the attacker but does require user interaction (CVSS UI:R), meaning a victim must interact with attacker-controlled content before kernel-level exploitation can proceed, yielding full compromise with high confidentiality, integrity, and availability impact. No public exploit code has been identified and this vulnerability does not appear in the CISA KEV catalog at time of analysis, but the extraordinary breadth of affected OS versions and the kernel-level impact class make timely patching critical.
Heap-based buffer overflow in the Windows NTFS kernel driver (ntfs.sys) allows an unprivileged local attacker to execute arbitrary code at kernel privilege level, achieving full system compromise. Nineteen distinct Windows version/build combinations are confirmed affected, spanning Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025. No public exploit code or CISA KEV listing has been identified at time of analysis; vendor patch is available via MSRC.
Remote code execution is possible in Windows Remote Desktop Services via a use-after-free memory corruption flaw, affecting Windows 11 (23H2, 24H2, 25H2, 26H1) and Windows Server 2025. An authenticated, network-connected attacker exploiting this flaw can achieve full compromise of confidentiality, integrity, and availability on the target system. CVSS 7.5 (AV:N/AC:H/PR:L) reflects that exploitation requires low-privilege authentication and high attack complexity, making opportunistic mass exploitation less likely; no public exploit has been identified at time of analysis.
Privilege escalation via heap-based buffer overflow in the Windows Biometric Service (WbioSrvc) affects a broad range of Windows 10, Windows 11, and Windows Server editions. An authenticated local attacker with low-privilege access can trigger the overflow to gain full control of the affected system, achieving confidentiality, integrity, and availability compromise at SYSTEM level. No public exploit code or KEV listing has been identified at time of analysis, but the patch is available from Microsoft and should be prioritized on workstations and servers where biometric authentication is in use.
Heap-based buffer overflow in Windows Biometric Service (WinBioSrvc) enables a locally authenticated, low-privileged attacker to escalate to SYSTEM-level privileges across a wide range of Windows desktop and server releases. The full C:H/I:H/A:H CVSS triad indicates complete host compromise once exploited. No public exploit has been identified at time of analysis, and Microsoft has released patched builds for all affected versions.
Privilege escalation in the Windows USB Video Driver affects Windows 10, Windows 11, and Windows Server 2012 through 2025, allowing a low-privileged local attacker to elevate to SYSTEM-level access. The root cause is an integer overflow or wraparound (CWE-190) in the kernel-mode USB video driver, which under exploitation yields full confidentiality, integrity, and availability compromise of the affected host. Microsoft has released patches via the standard update channel; no public exploit code or KEV listing has been identified at time of analysis.
Heap-based buffer overflow in Windows Biometric Service (WinBioSrvc) enables a locally authenticated low-privileged attacker to escalate privileges to SYSTEM on a wide range of Windows desktop and server platforms. The flaw (CWE-122) affects Windows 10 through Windows 11 and Windows Server 2016 through 2025, with Microsoft having released patches for all affected builds. No public exploit code or active exploitation has been identified at time of analysis, though the low attack complexity rating indicates reliable exploitability for a skilled attacker who has already achieved local access.
Heap-based buffer overflow in the Windows Biometric Service (WBS) enables local privilege escalation across a wide swath of Microsoft Windows desktop and server releases. An authorized attacker holding only standard user privileges can trigger memory corruption in the biometric authentication subsystem, likely achieving SYSTEM-level code execution. The vulnerability spans Windows 10 through Windows 11 26H1 and Windows Server 2016 through Server 2025, representing virtually the entire active Windows ecosystem; a vendor-released patch is available with no public exploit identified at time of analysis.
Privilege escalation in the Windows Kernel via a numeric truncation error that leads to a heap-based buffer overflow allows a local low-privileged attacker to gain full SYSTEM-level control. The vulnerability spans virtually the entire active Windows ecosystem - from Windows 10 1607 and Windows Server 2012 through Windows 11 26H1 and Windows Server 2025 - making the blast radius exceptionally broad. No public exploit code has been identified at time of analysis, but the low privilege requirement and full C/I/A impact make this a high-priority patch target for all Windows environments.
Heap-based buffer overflow in the Windows USB Audio Class kernel driver (usbaudio.sys) enables a locally authenticated, low-privileged attacker to escalate privileges to SYSTEM on affected Windows hosts. The vulnerability spans virtually every supported Windows release from Server 2012 through Windows 11 26H1 and requires no user interaction beyond the attacker's own session. No public exploit code or CISA KEV listing has been identified at time of analysis; vendor patch is available via Microsoft Update.
Local privilege escalation in Windows NTFS exposes a use-after-free condition in the kernel-mode filesystem driver, allowing an authenticated local attacker with low privileges to achieve full SYSTEM-level control. The vulnerability spans virtually the entire supported Windows ecosystem - from Server 2012 through Windows 11 26H1 and Windows Server 2025 - making it broadly applicable in enterprise environments. No public exploit or CISA KEV listing has been identified at time of analysis, though the AC:H rating suggests exploitation requires a specific timing or memory-layout condition such as a race condition, limiting opportunistic mass exploitation.
Remote code execution in Windows Remote Desktop Services (RDS) allows a low-privileged authenticated network attacker to execute arbitrary code by exploiting a use-after-free condition (CWE-416) in the RDS processing stack. The flaw spans an exceptionally wide range of Microsoft platforms - from Windows Server 2012 through Server 2025 and Windows 10/11 across multiple feature-update releases - making patch coverage operationally demanding for large Windows estates. No CISA KEV listing and no public exploit code have been identified at time of analysis; however, RDP-facing vulnerabilities historically attract rapid weaponization after disclosure.
Remote code execution in Windows Remote Desktop Services (RDS) is possible through a use-after-free memory condition exploitable by a network-authenticated, low-privilege attacker. Affected platforms span Windows Server 2025 and Windows 11 versions 23H2 through 26H1, with fixed builds specified per-release in the MSRC advisory. The CVSS 7.1 score reflects genuine barriers - high attack complexity (AC:H) and required user interaction (UI:R) - despite full C/I/A impact potential; no public exploit or CISA KEV listing has been identified at time of analysis.
Privilege escalation via an out-of-bounds read in the Windows NTFS kernel driver (CWE-125) enables a local attacker with standard user-level access to gain SYSTEM-level control of the affected host. The vulnerability spans an exceptionally broad range of Windows versions - from Windows 10 1607 and Windows Server 2012 through Windows 11 26H1 and Windows Server 2025 - making virtually every unpatched Windows environment in the field potentially exposed. Microsoft has confirmed and released patches via MSRC; no public exploit code or CISA KEV active-exploitation listing has been identified at time of analysis.
Remote code execution in Microsoft Windows Remote Desktop Services stems from a use-after-free (CWE-416) that a network attacker can trigger without authentication or user interaction to run arbitrary code on the target host. It affects a broad range of Windows client and server releases (Windows 10 1607 through Windows 11 26H1, and Windows Server 2012 through Server 2025), and Microsoft has released fixes. No public exploit has been identified at time of analysis, and it is not listed in CISA KEV.
Heap-based buffer overflow in Windows Remote Desktop Protocol (RDP) affects virtually every supported Windows version, from Server 2012 R2 through Windows 11 26H1 and Server 2025, enabling unauthenticated remote code execution when a victim initiates an RDP connection. The CWE-122 flaw corrupts heap memory during RDP protocol processing, allowing an attacker to hijack execution flow and achieve full confidentiality, integrity, and availability compromise of the affected system. No public exploit has been identified at time of analysis; a vendor-released patch is available across all affected Windows release tracks.
Heap-based buffer overflow in Windows Remote Desktop Services (RDS) enables low-privilege authenticated network attackers to achieve remote code execution across a broad range of Windows client and server platforms, from Windows Server 2012 through Windows Server 2025 and Windows 10 through Windows 11. The CVSS vector (AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H) confirms the attack requires an authenticated session and elevated exploitation complexity, yielding a base score of 7.5. No public exploit code or active exploitation (CISA KEV) has been identified at time of analysis; vendor-released patches are available covering 19 distinct OS build lines.
Privilege escalation via out-of-bounds read in Windows NTFS affects a broad range of Windows client and server releases, from Windows Server 2012 through Windows 11 26H1 and Windows Server 2025. An authorized (low-privilege) network attacker who can trigger specific NTFS parsing behavior - requiring user interaction - can achieve full compromise of confidentiality, integrity, and availability, effectively gaining system-level access. No public exploit has been identified at the time of analysis, but a vendor-released patch is available and should be prioritized given the breadth of affected OS versions.
Stack-based buffer overflow in the Windows USB Driver allows an authenticated low-privileged attacker to escalate privileges to SYSTEM-level access, with the CVSS vector indicating network-based exploitation (AV:N) requiring user interaction. The vulnerability affects a wide range of Windows versions from Windows 10 1809 through Windows 11 25H2/26H1 and Windows Server 2019 through 2025. No public exploit code has been identified at time of analysis, and the attack vector's network classification combined with a USB driver component is atypical - likely involving USB-over-network redirection features (e.g., Hyper-V or Remote Desktop USB redirection) rather than physical USB enumeration.
Local privilege escalation in Windows Secure Kernel Mode exploits an untrusted pointer dereference (CWE-822) to allow a low-privileged local attacker to elevate to full kernel-level control across a broad range of Windows 10, 11, and Server releases. The Secure Kernel Mode (SKM) context - part of Windows Virtualization-Based Security (VBS) operating at Virtual Trust Level 1 (VTL1) - means successful exploitation bypasses standard OS-kernel isolation, making this structurally more severe than a conventional LPE. No public exploit identified at time of analysis; vendor-released patches are available via Microsoft's July 2026 security update cycle.
Heap-based buffer overflow in Windows Biometric Service (WinBioSvc) enables a low-privileged local attacker to escalate privileges to SYSTEM level. The vulnerability (CWE-122) affects an extremely wide surface - fifteen distinct Windows 10, Windows 11, and Windows Server release trains from Server 2016 through Server 2025 - making it relevant to virtually every Windows enterprise environment. No public exploit code or CISA KEV listing has been identified at time of analysis; Microsoft has released patches through Windows Update.
Heap-based buffer overflow in the Windows NTFS filesystem driver allows a local, unprivileged attacker to execute arbitrary code with full system impact. The vulnerability (CWE-122) affects an exceptionally wide range of Microsoft Windows and Windows Server releases, from Windows Server 2012 through Windows Server 2025 and Windows 10/11. The CVSS vector (AV:L/PR:N) suggests exploitation is achievable without a Windows account - consistent with a crafted NTFS volume triggering the overflow on mount, such as via removable media. No public exploit code or active exploitation has been identified at time of analysis, and Microsoft has released patches.
Privilege escalation via heap-based buffer overflow in the Windows Biometric Service (WinBio) affects all major Windows 10, Windows 11, and Windows Server editions from version 1607 through Server 2025. An authenticated local attacker exploiting this vulnerability can corrupt heap structures within the privileged WinBio process to execute arbitrary code at SYSTEM level. No public exploit has been identified at time of analysis, and Microsoft has released patches across all fifteen affected version and edition combinations.
Privilege escalation in Windows Remote Desktop Services exploits an untrusted pointer dereference (CWE-822) to allow a locally authenticated low-privileged attacker to gain full system control (C:H/I:H/A:H). The flaw affects a broad swath of Windows versions from Server 2012 through Server 2025 and Windows 10/11 across multiple feature update branches. No public exploit code or active exploitation has been identified at time of analysis, but Microsoft has released patches via the standard update cycle.
Privilege escalation in the Windows Kernel via a use-after-free memory corruption flaw allows an authenticated local attacker to elevate from low-privileged user to SYSTEM-level access. The vulnerability spans the entire current Windows ecosystem - from legacy Windows Server 2012 through Windows 11 26H1 and Windows Server 2025 - making it broadly relevant to enterprise patch management. No public exploit code or active exploitation has been identified at time of analysis, but the breadth of affected OS versions and the practical value of local EoP payloads in post-initial-access attack chains make timely patching essential.
Stack-based buffer overflow in the Microsoft Graphics Component enables a locally authenticated attacker with standard user privileges to escalate to full system control across Windows 10 and Windows 11. The flaw (CWE-121) is triggered locally with low complexity and no user interaction, yielding high confidentiality, integrity, and availability impact per the CVSS:3.1 vector. No public exploit code or CISA KEV listing is identified at time of analysis, but the low-privilege requirement and zero interaction needed make this a realistic post-compromise escalation primitive.
Local privilege escalation in the Windows Kernel across virtually all supported Windows releases exploits a time-of-check time-of-use (TOCTOU) race condition (CWE-367) to elevate from low-privilege user to SYSTEM. An authenticated local attacker wins a race between when the kernel validates a resource and when it uses it, substituting a different object between those two moments. No public exploit has been identified at time of analysis, and Microsoft has released patches across all affected versions as part of a coordinated update cycle.
Remote code execution in the Windows NTFS file-system driver stems from a heap-based buffer overflow (CWE-122) reachable by an unauthorized attacker over a network, per Microsoft's advisory. The flaw affects a very broad range of supported Windows client and server builds from Windows Server 2012 through Server 2025 and Windows 10/11 up to version 26H1. Microsoft rates it CVSS 9.8 and has released patches; no public exploit identified at time of analysis and it is not listed in CISA KEV.
Stack-based buffer overflow in Windows NTFS (CWE-121) enables remote code execution across a broad range of Microsoft Windows desktop and server editions. An unauthenticated network attacker can trigger the overflow with user interaction, achieving full compromise of confidentiality, integrity, and availability on the target system. The vendor-confirmed patch is available via Microsoft's update channel; no active exploitation or public exploit code has been identified at time of analysis.
Heap-based buffer overflow in the Windows USB Video Driver enables a network-adjacent, low-privileged authenticated attacker to escalate privileges to SYSTEM-level on affected Windows hosts. The vulnerability spans a wide swath of the Windows ecosystem, from legacy Server 2012 through current Server 2025 and Windows 11 26H1, making it a broad enterprise patching obligation. Microsoft has released corrective build versions for each affected OS branch; no public exploit code or CISA KEV listing has been identified at time of analysis.
Privilege escalation in the Windows USB Video Driver (Windows 11 24H2/25H2/26H1 and Windows Server 2025) is enabled by a use-after-free memory corruption flaw in a kernel-mode driver component. A local attacker holding a standard user account can exploit the UAF condition to achieve ring-0 code execution, yielding complete confidentiality, integrity, and availability compromise of the affected system. Microsoft has released patches; no public exploit has been identified at time of analysis and the CVE does not appear in CISA KEV.
Local privilege escalation in the Windows Kernel Mode Driver affects virtually all current and several end-of-life Windows releases, from Server 2012 through Windows 11 26H1 and Server 2025. A low-privileged local attacker can trigger an integer underflow/wraparound in the kernel driver that manifests as a heap-based buffer overflow (CWE-122) in ring-0, enabling elevation to SYSTEM. No public exploit or CISA KEV listing is identified at time of analysis, but the extremely broad Windows footprint, low attack complexity, and no user-interaction requirement make this a high-priority cumulative update target.
Privilege escalation in Windows USB Audio Class driver (usbaudio.sys) allows a local authenticated user to gain SYSTEM-level access via a use-after-free memory corruption condition. Affected versions span the entire supported Windows ecosystem from Server 2012 through Windows 11 26H1 and Windows Server 2025, making patch deployment at scale a significant operational task. No public exploit or CISA KEV listing is confirmed at time of analysis, but the AC:H rating reflects a race-condition exploitation window rather than a trivial trigger, distinguishing this from mass-exploitable LPE bugs.
Local privilege escalation in Windows NTFS allows a low-privileged attacker to gain full system control by abusing improper symbolic or hard link resolution during file access. Affects Windows 11 versions 23H2 through 26H1 and Windows Server 2025, with patches tied to specific build thresholds confirmed via EUVD data. No public exploit identified at time of analysis; CVSS AC:H reflects a race condition or precise sequencing requirement characteristic of link-following primitives, moderating immediate urgency.
Privilege escalation via use-after-free (CWE-416) in the Windows Kernel enables a network-accessible, low-privileged authenticated user to elevate to SYSTEM privileges across a broad range of Windows client and server releases spanning Windows 10 through Windows 11 26H1 and Windows Server 2012 through 2025. Microsoft has confirmed and released fixed builds for all affected versions via the MSRC advisory. No public exploit code or CISA KEV listing has been identified at time of analysis; the high attack complexity (AC:H) and mandatory user interaction (UI:R) substantially reduce the near-term risk of automated mass exploitation despite the full C:H/I:H/A:H impact triad.
Heap-based buffer overflow in Windows Biometric Service (WinBioSrvc) enables local privilege escalation to SYSTEM on a wide range of Windows client and server platforms. An authorized local user with standard (PR:L) privileges can exploit this without user interaction, achieving full C:H/I:H/A:H impact on the vulnerable host. No public exploit or active CISA KEV listing is confirmed at time of analysis; the vendor patch is available via Microsoft's Patch Tuesday release cycle.
Heap-based buffer overflow in the Windows NTFS kernel driver enables an authenticated low-privilege attacker to escalate to SYSTEM-level privileges via a network attack vector, affecting Windows 10, Windows 11, and Windows Server editions from 2012 through 2025. Exploitation requires user interaction and high attack complexity (AC:H), tempering the otherwise severe C:H/I:H/A:H impact profile. Microsoft has released patches across all affected build lines; no public exploit or CISA KEV confirmation is present at time of analysis.
Privilege escalation via out-of-bounds read (CWE-125) in the Windows NTFS kernel driver affects virtually every current Windows release - from Windows 10 1607 and Server 2012 through Windows 11 26H2 and Server 2025 - allowing a low-privileged network attacker to achieve full CIA compromise of the target system. The vulnerability is reachable over the network (consistent with NTFS driver exposure via SMB), requires only low-level authentication and some user interaction, and can yield SYSTEM-level access. Microsoft has released patched builds for all affected versions; no active exploitation (CISA KEV) or public exploit code has been identified at time of analysis.
Heap-based buffer overflow in Windows Biometric Service (WinBioSvc) enables an authenticated local attacker to escalate privileges on a broad range of Windows client and server releases. The flaw (CWE-122) requires only a low-privileged local session and no user interaction, making it a reliable second-stage payload in multi-step attack chains. Microsoft has released patches across all affected build lines; no public exploit code or CISA KEV listing has been identified at time of analysis.
Privilege escalation to SYSTEM in Windows Biometric Service (wbiosrvc) allows a locally authenticated low-privileged user to fully compromise the affected Windows host via an integer overflow (CWE-190) in the biometric framework's internal processing. The flaw spans a broad surface of Microsoft Windows client and server editions from Windows 10 Version 1607 through Windows 11 26H1 and Windows Server 2016 through 2025. Microsoft has released patches for all affected versions; no public exploit code and no CISA KEV listing have been identified at time of analysis.
Local privilege escalation in Windows Spaceport.sys - the kernel-mode Storage Spaces driver - allows a low-privileged authenticated local user to achieve SYSTEM-level control on Windows 11 and Windows Server 2022/2025 systems. The driver performs an out-of-bounds read (CWE-125) that can expose kernel memory contents and serve as a stepping stone to full kernel-level code execution, yielding high confidentiality, integrity, and availability impact. Microsoft has released patched builds via Windows Update; no public exploit or active exploitation confirmed at time of analysis.
Heap-based buffer overflow in the Windows Defender Firewall Service (mpssvc) allows an authenticated local attacker holding only standard user privileges to escalate to SYSTEM-level access on affected Windows systems. The vulnerability spans every major Windows release from Server 2012 through Windows 11 26H1 and Windows Server 2025, covering both client and server deployments. No public exploit or active exploitation has been identified at time of analysis; Microsoft has released patches across all affected version branches.
Privilege escalation in the Windows Display Enhancement Service (Windows 11 24H2/25H2/26H1 and Windows Server 2025) allows a locally authenticated low-privileged attacker to gain elevated privileges through exploitation of a double-free memory corruption flaw (CWE-415). The vulnerability requires local access and high attack complexity, reflecting the precision required to reliably trigger and exploit heap corruption. No public exploit code has been identified at time of analysis, and Microsoft has released patches addressing all affected version branches.
Privilege escalation in the Windows AF_UNIX Socket Provider allows a local low-privileged attacker to gain full system-level control via a use-after-free memory corruption flaw. The vulnerability spans virtually all supported and some legacy Windows releases - from Windows Server 2012 through Windows 11 26H1 and Windows Server 2025 - making it extremely broad in scope. No public exploit or CISA KEV listing has been identified at time of analysis, but the high-complexity local exploitation bar and the completeness of C:H/I:H/A:H CVSS impact make this a meaningful privilege-escalation risk in multi-tenant, shared, or endpoint environments.
Heap-based buffer overflow in the Windows Print Spooler Components (spoolsv.exe) enables a locally authenticated, low-privileged attacker to escalate privileges to SYSTEM on affected Windows hosts. The flaw spans an exceptionally wide swath of Microsoft's product portfolio - from legacy Windows Server 2012 through current Windows 11 26H1 and Windows Server 2025 - making patch coverage a substantial operational challenge. Microsoft has released fixes via its update guide; no public exploit or CISA KEV listing has been identified at time of analysis, but the component's history of critical vulnerabilities (PrintNightmare, etc.) makes it a high-priority patching target.
Windows Shell's link-resolution logic fails to safely handle symbolic or hard links before granting file access, enabling a remote unauthenticated attacker to perform network-based spoofing against a victim who interacts with a crafted payload. The flaw (CWE-59) spans the full current Windows ecosystem - from Server 2012 R2 through Windows 11 26H2 and Server 2025 - and can yield both confidentiality and integrity compromise (C:H/I:H). No public exploit or CISA KEV listing has been identified at time of analysis, but user interaction (UI:R) is the sole barrier to exploitation.
Privilege escalation in Windows Audio Service across all current Windows releases exploits a double-free memory corruption condition (CWE-415) to allow a low-privileged local user to gain full system control. The flaw spans Windows 10, 11, and every supported Windows Server generation from 2012 through 2025. Microsoft has released patches as part of its update cycle; no public exploit code or active exploitation has been identified at time of analysis.
Use-after-free in the Windows Ancillary Function Driver for WinSock (afd.sys) allows network-reachable unauthenticated attackers to elevate privileges to SYSTEM level on affected Windows hosts. The vulnerability spans a broad surface - every supported Windows release from Server 2012 through Windows 11 25H2 and Server 2025 is confirmed affected. SSVC rates exploitation status as none and the attack as non-automatable, but technical impact is total, meaning successful exploitation yields full system compromise. No public exploit or KEV listing has been identified at time of analysis.
Remote code execution in the Windows Imaging Component (WIC) affects all supported Windows client and server releases (Windows 10, 11 through 25H2, and Windows Server 2012 through 2025). An out-of-bounds write while decoding attacker-controlled image data lets a remote, unauthenticated attacker corrupt memory and execute arbitrary code in the context of the process that parses the image. Microsoft self-reported the flaw and has shipped fixes; there is no public exploit identified at time of analysis and it is not listed in CISA KEV.
Heap-based buffer overflow in the Windows Win32 Kernel Subsystem enables local privilege escalation to SYSTEM across a wide range of Microsoft Windows client and server editions. An authenticated low-privilege local user can trigger the overflow with low attack complexity and no user interaction, achieving full confidentiality, integrity, and availability compromise (C:H/I:H/A:H) on the affected host. No public exploit code has been identified at time of analysis, and no CISA KEV listing is present, but this kernel-level LPE class is historically high-value for post-exploitation chaining.
Local privilege escalation in Windows Win32K allows an authenticated low-privileged user to gain SYSTEM-level access across virtually all supported and legacy Windows versions. The flaw stems from incorrect authorization checks (CWE-863) in the Win32K kernel-mode subsystem, enabling a local attacker to bypass privilege boundaries with no user interaction required. No public exploit has been identified and CISA's SSVC assessment rates exploitation status as none, though technical impact is rated total - patch deployment is nonetheless warranted given the ubiquity of the affected platform and the historical weaponization of Win32K LPE bugs in targeted intrusion chains.
Heap-based buffer overflow in Windows Media Player enables remote code execution across a broad swath of Microsoft Windows versions, from Windows Server 2012 through Windows 11 26H1 and Windows Server 2025. The CVSS 8.8 vector (AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) reflects network-delivered exploitation requiring a user to open a malicious media file, with full confidentiality, integrity, and availability impact upon success. Microsoft has released patches across all affected version branches; no public exploit code or CISA KEV listing has been identified at time of analysis.
Heap-based buffer overflow in the Windows Print Spooler service allows a locally authenticated low-privileged attacker to escalate privileges to SYSTEM on a wide range of Windows 10, Windows 11, and Windows Server versions. The vulnerability (CWE-122) is exploitable locally with standard user credentials and no user interaction, yielding full confidentiality, integrity, and availability compromise of the host. No public exploit code or CISA KEV listing has been identified at time of analysis, but the Print Spooler has a long history of high-profile exploitation, including PrintNightmare, making this class of bug a priority for patching.
Privilege escalation via use-after-free in the Windows Search Component affects a broad range of Microsoft Windows client and server releases from Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through 2025. An authenticated local attacker exploiting this memory-safety flaw can achieve full control of the affected system, gaining high confidentiality, integrity, and availability impact. No public exploit code or CISA KEV listing has been identified at time of analysis; Microsoft has released patched cumulative updates addressing the issue.
Remote code execution in Microsoft Windows Hyper-V arises from a stack-based buffer overflow that lets an unauthorized attacker run arbitrary code across a network, per Microsoft's CVSS 3.1 vector (AV:N/PR:N/UI:N) scoring 9.8. The flaw affects the Hyper-V virtualization component across a broad range of client and server Windows builds, from Windows 10 1607 and Server 2016 through Windows 11 26H1 and Server 2025. Microsoft has released fixes; there is no public exploit identified at time of analysis and it is not listed in CISA KEV.
Local privilege escalation in Windows Enterprise App Management allows a low-privileged authenticated local attacker to gain full control over an affected system via improper handling of insufficient permissions (CWE-280). The vulnerability spans a wide swath of Microsoft's Windows ecosystem - from Windows 10 1607 through Windows 11 26H1 and Windows Server 2016 through 2025 - making it broadly relevant to enterprise environments. No public exploit or CISA KEV listing has been identified at time of analysis; Microsoft has released patched builds for all affected versions.
Heap-based buffer overflow in Windows Secure Kernel Mode enables an authorized local attacker with administrative privileges to escalate into the secure kernel isolation boundary, achieving full confidentiality, integrity, and availability impact (S:C, C:H/I:H/A:H). The vulnerability spans a broad range of Windows platforms - from Server 2016 and Windows 10 1607 through Windows 11 26H1 and Server 2025 - and was reported by Microsoft's own security engineering team. No public exploit code or active exploitation has been identified; Microsoft has released patches across all affected build lines.
Privilege escalation in the Windows Kernel Streaming WOW Thunk Service Driver exposes multiple Windows 10, Windows 11, and Windows Server 2025 builds to local SYSTEM-level compromise through CWE-822 untrusted pointer dereference. A low-privileged local attacker can craft an IOCTL that causes the driver to dereference an attacker-controlled pointer value in kernel context, yielding full system takeover. Microsoft has released patched builds across all affected versions; no public exploit code or CISA KEV listing has been identified at time of analysis.
Local privilege escalation in Windows Error Reporting (WER) on Windows 11 and Windows Server 2025 is possible through a use-after-free (CWE-416) memory corruption flaw exploitable by a low-privileged authenticated user. The CVSS 7.0 vector (AV:L/AC:H/PR:L) indicates the attack requires local access and elevated complexity - consistent with a race condition or specific timing requirement to win the freed-memory reuse - but no user interaction once staged. Microsoft has released patches; no public exploit code or CISA KEV listing is identified at time of analysis.
Privilege escalation in Windows Media on all supported Microsoft Windows desktop and server releases allows a locally authenticated low-privileged attacker to gain SYSTEM-level access by exploiting a use-after-free memory condition (CWE-416). The CVSS AC:H metric indicates exploitation is non-trivial, consistent with a race condition or complex heap-manipulation sequence required to reliably control freed memory. A vendor patch is available across all affected branches; no public exploit code or CISA KEV listing has been identified at time of analysis.
Use-after-free (CWE-416) in the Windows Virtual Trusted Platform Module enables a locally authenticated, high-privileged attacker to escalate privileges across a security boundary on affected Windows 10, 11, and Server editions. The CVSS scope-change metric (S:C) confirms exploitation breaks out of the vTPM trust boundary, yielding complete confidentiality, integrity, and availability impact on the broader host. No public exploit code has been identified at time of analysis, and CISA SSVC rates exploitation status as 'none' and automatable as 'no.'
Privilege escalation via use-after-free in the Windows Bluetooth Service allows a locally authenticated attacker to gain SYSTEM-level privileges on a broad range of Windows versions. The memory corruption vulnerability (CWE-416) requires low initial privileges and high attack complexity, consistent with a race condition in Bluetooth service memory management. No public exploit has been identified at time of analysis, and Microsoft has released patches across all affected branches.
Null pointer dereference in the Windows Internet Key Exchange (IKE) Extension enables remote unauthenticated attackers to crash the IKE service, causing denial of service on affected systems. The flaw spans twelve distinct Windows releases from Windows 10 21H2 through Windows 11 26H1 and Windows Server 2019 through Server 2025, and is reachable over the network with no credentials or user interaction required. No public exploit or CISA KEV listing has been identified at time of analysis, but the zero-authentication, low-complexity attack path makes this a straightforward DoS primitive against any exposed IPsec endpoint.
Heap-based buffer overflow in the Windows NTFS driver enables network-based privilege escalation across a broad range of Microsoft Windows desktop and server releases. An authenticated low-privileged attacker who can trigger user interaction can corrupt heap memory in the NTFS subsystem - most likely through a crafted network share or SMB-exposed filesystem operation - to achieve full SYSTEM-level control (C:H/I:H/A:H). No public exploit code or CISA KEV listing has been identified at time of analysis; vendor patch is available.
Local privilege escalation in Windows Device Association Service across all currently supported Windows 10, Windows 11, and Windows Server 2019/2022/2025 editions is caused by a use-after-free (CWE-416) memory corruption flaw in the component responsible for managing logical device pairings (Bluetooth, Wi-Fi Direct, MTP, NFC). An attacker holding a standard local user account can exploit a dangling-pointer dereference - likely by racing concurrent device association events - to gain code execution at an elevated privilege level with full confidentiality, integrity, and availability impact on the host. No public exploit code or active exploitation has been identified at time of analysis.
Use-after-free memory corruption in the Windows Hello authentication subsystem allows a local, low-privileged authenticated user to escalate privileges to a higher-integrity context across a security boundary. Affected builds span Windows 10 21H2/22H2 and Windows 11 23H2 through 26H1, with specific patched build numbers published by Microsoft. No public exploit code has been identified at time of analysis, though the scope-changed CVSS vector (S:C, C:H/I:H/A:H) signals that successful exploitation yields full compromise of a more privileged security principal.
Heap-based buffer overflow in Windows Imaging Component (WIC) enables unauthenticated remote code execution across a broad swath of Microsoft Windows desktop and server editions from Server 2012 through Windows 11 26H1. Exploitation requires user interaction - a victim must open or process a maliciously crafted image file - after which an attacker achieves full C/I/A compromise of the targeted system. No public exploit code has been identified at time of analysis, and vendor patches are available for all affected version lines.
Local privilege escalation in the Windows USB Audio Class kernel driver (usbaudio.sys) is possible through a time-of-check time-of-use (TOCTOU) race condition. An authenticated local attacker with low privileges can win the race window to escalate to higher privilege levels, achieving full confidentiality, integrity, and availability impact on the affected system. No public exploit code has been identified at time of analysis, but the breadth of affected Windows versions — spanning Windows 10 1607 through Windows 11 26H2 and Windows Server 2012 through 2025 — gives this vulnerability a large attack surface.
Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows a network-reachable low-privileged attacker to execute arbitrary code on affected Windows systems, achieving full confidentiality, integrity, and availability compromise. The vulnerability spans an exceptionally broad range of Microsoft Windows releases from Server 2012 through Windows 11 26H1 and Windows Server 2025, as confirmed by EUVD-2026-73631. No public exploit code has been identified at time of analysis and CISA KEV listing is absent, though Microsoft has released corrective security updates across all affected platforms.
Heap-based buffer overflow in the Windows DHCP Server service allows an authenticated attacker with adjacent network access to achieve remote code execution on the target system. The vulnerability (CWE-122) exists across a wide range of Windows Server and Windows client versions, from Server 2012 through Server 2025 and Windows 10/11 builds, all fixed in the July 2026 Patch Tuesday update cycle. No public exploit or CISA KEV listing is present at time of analysis, but the CVSS 8.0 score and full C/I/A:H impact make this a high-priority patching target for any organization running Windows DHCP Server infrastructure.
Privilege escalation in Windows Secure Kernel Mode enables a locally authenticated administrator to breach the virtualization-based security (VBS) trust boundary separating VTL0 (normal OS) from VTL1 (secure enclave). The root cause is CWE-190 integer overflow that leads to a buffer overflow condition within secure kernel processing, affecting Windows 10, Windows 11, and Windows Server across a broad range of release versions. Microsoft has released patches; no public exploit or CISA KEV listing has been identified at time of analysis.
Local privilege escalation in Windows Win32K - the kernel-mode graphics and windowing subsystem - allows a low-privileged local user to gain SYSTEM-level access via an out-of-bounds read (CWE-125). The vulnerability spans virtually every supported Windows release from Server 2012 through Windows 11 26H1 and Windows Server 2025. Microsoft has released patches; no public exploit code or CISA KEV listing has been identified at time of analysis, though Win32K LPE flaws are historically high-value targets for post-exploitation privilege escalation chains.
Heap-based buffer overflow in the Windows Encrypting File System (EFS) component enables a locally authenticated attacker to escalate privileges to SYSTEM level. The vulnerability spans virtually the entire modern Windows ecosystem - from Windows 10 1607 and Windows Server 2012 through Windows 11 26H1 and Windows Server 2025. No public exploit code or CISA KEV listing has been identified at time of analysis; vendor patch is available via MSRC.
Privilege escalation via use-after-free in Windows Print Spooler Components (spoolsv.exe) allows a locally authenticated low-privileged user to gain SYSTEM-level access across a broad range of Windows client and server versions from Server 2012 R2 through Windows 11 25H2. Exploitation requires high attack complexity, suggesting a race condition or precise heap manipulation, but success yields full system compromise (C:H/I:H/A:H). No public exploit identified at time of analysis and the vulnerability is not listed in CISA KEV; vendor-released patches are available via Windows Update.
Local privilege escalation in the Windows Advanced Local Procedure Call (ALPC) subsystem, via a use-after-free memory corruption flaw (CWE-416), enables a locally authenticated standard user to gain full control of an affected Windows system. The vulnerability spans an exceptionally broad product surface - from Windows Server 2012 through Windows 11 26H2 and Server 2025 - making it relevant to nearly every Windows deployment environment. Microsoft has released patches via the Security Response Center; no public exploit code or CISA KEV listing is identified at time of analysis.
Remote code execution in the Microsoft Windows Shell component stems from a heap-based buffer overflow (CWE-122) that lets an unauthorized attacker run arbitrary code over a network, per the CVSS vector at full C/I/A impact. The flaw spans essentially the entire supported Windows line - Windows 10 (1607 through 22H2), Windows 11 (23H2 through 26H1), and Windows Server 2012 through 2025 - and Microsoft has shipped patches. No public exploit identified at time of analysis, and the issue is not listed in CISA KEV.
Heap-based buffer overflow in the Windows Biometric Service (WBS) enables network-reachable privilege escalation to full system control on a broad range of Windows client and server releases. An authorized, low-privileged attacker who can induce user interaction can corrupt heap memory in the biometric service process and achieve arbitrary code execution at elevated privilege. Microsoft has released patches addressing all listed affected versions via the MSRC update guide.
Heap-based buffer overflow in the Windows Kerberos authentication subsystem, triggered by a numeric truncation error, enables a locally authenticated attacker with standard user privileges to escalate to SYSTEM-level access on all major supported Windows releases. The CVSS vector (AV:L/AC:L/PR:L/UI:N) indicates low attack complexity and no user interaction required once local code execution is achieved, yielding full confidentiality, integrity, and availability impact. Microsoft has released patches for all affected versions; no public exploit code has been identified at time of analysis.
Privilege escalation via use-after-free in the Win32K kernel subsystem affects multiple Windows 11 and Windows Server 2025 builds, allowing a locally authenticated low-privileged attacker to achieve full SYSTEM-level access. Affected builds span Windows 11 versions 24H2, 25H2, and 26H1, as well as Windows Server 2025 including its Server Core variant. No public exploit has been identified at time of analysis, though the high C:H/I:H/A:H impact combined with the kernel attack surface makes this a meaningful post-exploitation and lateral-movement primitive in multi-user or RDP-exposed environments.
Use-after-free in the Windows Bluetooth Port Driver enables a local low-privileged attacker to escalate privileges, potentially reaching SYSTEM-level access across a broad range of Windows 10, Windows 11, and Windows Server versions. The vulnerability (CWE-416) requires high attack complexity, consistent with timing-dependent memory corruption exploitation typical of UAF flaws in kernel-mode drivers. Microsoft has released patches; no public exploit or CISA KEV listing has been identified at time of analysis.
Local privilege escalation in Windows Accounts Control exploits a use-after-free (CWE-416) condition, allowing an authorized but low-privileged local attacker to gain full system-level privileges across a wide range of Windows desktop and server versions. The CVSS 7.0 score (AV:L/AC:H/PR:L) reflects that exploitation requires local authenticated access and high attack complexity, consistent with UAF race-condition exploitation. Microsoft has released patches covering Windows 10, Windows 11, and Windows Server 2016 through 2025; no public exploit or CISA KEV listing has been identified at time of analysis.
Privilege escalation via use-after-free in Windows Credential Providers allows a local, low-privileged authenticated attacker to gain full system control on Windows 11 and Windows Server 2025. The CWE-416 flaw exists in the credential provider subsystem, which handles authentication UI interactions; triggering the UAF condition (AC:H) under the right timing yields C:H/I:H/A:H impact. No public exploit or CISA KEV listing has been identified at time of analysis, and Microsoft has released patches across all affected Windows 11 and Server 2025 builds.
Heap-based buffer overflow in Windows Biometric Service (WbioSrvc) enables local privilege escalation to SYSTEM on a broad range of unpatched Windows 10, Windows 11, and Windows Server releases. An authenticated local attacker can trigger the overflow via a crafted biometric request, achieving full compromise of confidentiality, integrity, and availability (C:H/I:H/A:H). Microsoft has released patches across all affected version lines; no public exploit code or CISA KEV listing has been identified at time of analysis.
Heap-based buffer overflow in the Windows DHCP Client enables an authenticated attacker on the same network segment to escalate privileges on Windows 11 systems. The vulnerability (CWE-122) affects Windows 11 versions 24H2, 25H2, and 26H1 prior to their respective patched builds, with full confidentiality, integrity, and availability impact upon successful exploitation. No public exploit code and no active exploitation have been identified at the time of analysis; Microsoft has released a patch via the June/July 2026 Patch Tuesday cycle.
Heap-based buffer overflow in the Windows Biometric Framework (WBF) service permits a low-privileged, network-adjacent authenticated attacker to escalate privileges to SYSTEM-level on affected Windows endpoints and servers. The vulnerability requires some user interaction to trigger (UI:R per CVSS), and successful exploitation yields full confidentiality, integrity, and availability impact on the target host. No active exploitation has been identified at time of analysis, and Microsoft has released patches across all supported Windows versions.
Local privilege escalation in Windows Biometric Service (WbioSrvc) allows a low-privileged authenticated local user to gain SYSTEM-level control via a heap-based buffer overflow triggered by an integer overflow or wraparound. The flaw affects a wide sweep of Windows releases - from Windows 10 1607 through Windows 11 26H1 and Windows Server 2016 through 2025 - making the attack surface nearly universal across modern Windows deployments. No public exploit code or active exploitation has been identified at time of analysis, but vendor patch is available and should be prioritized given the full C:H/I:H/A:H impact after a successful escalation.
Heap-based buffer overflow in the Windows Biometric Service (WbioSrvc) enables a network-based privilege escalation by an authenticated low-privilege attacker who can trigger user interaction. The vulnerability (CWE-122) spans a broad swath of Microsoft's supported Windows ecosystem, from Windows 10 version 1607 through Windows 11 25H2 and Windows Server 2016 through 2025. Exploitation results in full compromise of confidentiality, integrity, and availability on the target system. No public exploit or CISA KEV listing is identified at time of analysis; Microsoft has released patches across all affected branches.
Heap-based buffer overflow in the Windows NTFS filesystem driver allows a locally authenticated, low-privileged attacker to execute arbitrary code, most likely escalating to SYSTEM-level privileges. The vulnerability (CWE-122) affects an extraordinarily wide range of Microsoft Windows releases from Server 2012 through Server 2025 and Windows 10/11 across all current feature releases, making the aggregate exposed population very large. No public exploit code or CISA KEV active-exploitation listing has been identified at time of analysis; a vendor patch is available via Microsoft MSRC.
Local privilege escalation in the Windows USB Audio Class driver (usbaudio.sys) allows a low-privileged authenticated user to gain full system control via an integer overflow. The flaw affects an exceptionally broad range of Windows releases, spanning Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025. No public exploit or CISA KEV listing has been identified at time of analysis, but the low attack complexity (AC:L) and breadth of affected systems make this a meaningful enterprise patching priority.
Privilege escalation via integer underflow in Windows USB Audio Class driver (usbaudio.sys) allows a local low-privileged user to gain SYSTEM-level access across virtually the entire Windows ecosystem. The flaw spans Windows Server 2012 through Windows 11 26H1 and Server 2025, making it a broad-surface local elevation-of-privilege issue. No public exploit code and no CISA KEV listing have been identified at time of analysis; vendor patch is available.
Heap-based buffer overflow in the Windows Kernel enables network-reachable remote code execution across virtually every supported Microsoft Windows release, from Windows Server 2012 through Windows 11 26H1 and Windows Server 2025. The vulnerability requires no privileges from the attacker but does require user interaction (CVSS UI:R), meaning a victim must interact with attacker-controlled content before kernel-level exploitation can proceed, yielding full compromise with high confidentiality, integrity, and availability impact. No public exploit code has been identified and this vulnerability does not appear in the CISA KEV catalog at time of analysis, but the extraordinary breadth of affected OS versions and the kernel-level impact class make timely patching critical.
Heap-based buffer overflow in the Windows NTFS kernel driver (ntfs.sys) allows an unprivileged local attacker to execute arbitrary code at kernel privilege level, achieving full system compromise. Nineteen distinct Windows version/build combinations are confirmed affected, spanning Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025. No public exploit code or CISA KEV listing has been identified at time of analysis; vendor patch is available via MSRC.
Remote code execution is possible in Windows Remote Desktop Services via a use-after-free memory corruption flaw, affecting Windows 11 (23H2, 24H2, 25H2, 26H1) and Windows Server 2025. An authenticated, network-connected attacker exploiting this flaw can achieve full compromise of confidentiality, integrity, and availability on the target system. CVSS 7.5 (AV:N/AC:H/PR:L) reflects that exploitation requires low-privilege authentication and high attack complexity, making opportunistic mass exploitation less likely; no public exploit has been identified at time of analysis.
Privilege escalation via heap-based buffer overflow in the Windows Biometric Service (WbioSrvc) affects a broad range of Windows 10, Windows 11, and Windows Server editions. An authenticated local attacker with low-privilege access can trigger the overflow to gain full control of the affected system, achieving confidentiality, integrity, and availability compromise at SYSTEM level. No public exploit code or KEV listing has been identified at time of analysis, but the patch is available from Microsoft and should be prioritized on workstations and servers where biometric authentication is in use.
Heap-based buffer overflow in Windows Biometric Service (WinBioSrvc) enables a locally authenticated, low-privileged attacker to escalate to SYSTEM-level privileges across a wide range of Windows desktop and server releases. The full C:H/I:H/A:H CVSS triad indicates complete host compromise once exploited. No public exploit has been identified at time of analysis, and Microsoft has released patched builds for all affected versions.
Privilege escalation in the Windows USB Video Driver affects Windows 10, Windows 11, and Windows Server 2012 through 2025, allowing a low-privileged local attacker to elevate to SYSTEM-level access. The root cause is an integer overflow or wraparound (CWE-190) in the kernel-mode USB video driver, which under exploitation yields full confidentiality, integrity, and availability compromise of the affected host. Microsoft has released patches via the standard update channel; no public exploit code or KEV listing has been identified at time of analysis.
Heap-based buffer overflow in Windows Biometric Service (WinBioSrvc) enables a locally authenticated low-privileged attacker to escalate privileges to SYSTEM on a wide range of Windows desktop and server platforms. The flaw (CWE-122) affects Windows 10 through Windows 11 and Windows Server 2016 through 2025, with Microsoft having released patches for all affected builds. No public exploit code or active exploitation has been identified at time of analysis, though the low attack complexity rating indicates reliable exploitability for a skilled attacker who has already achieved local access.
Heap-based buffer overflow in the Windows Biometric Service (WBS) enables local privilege escalation across a wide swath of Microsoft Windows desktop and server releases. An authorized attacker holding only standard user privileges can trigger memory corruption in the biometric authentication subsystem, likely achieving SYSTEM-level code execution. The vulnerability spans Windows 10 through Windows 11 26H1 and Windows Server 2016 through Server 2025, representing virtually the entire active Windows ecosystem; a vendor-released patch is available with no public exploit identified at time of analysis.
Privilege escalation in the Windows Kernel via a numeric truncation error that leads to a heap-based buffer overflow allows a local low-privileged attacker to gain full SYSTEM-level control. The vulnerability spans virtually the entire active Windows ecosystem - from Windows 10 1607 and Windows Server 2012 through Windows 11 26H1 and Windows Server 2025 - making the blast radius exceptionally broad. No public exploit code has been identified at time of analysis, but the low privilege requirement and full C/I/A impact make this a high-priority patch target for all Windows environments.
Heap-based buffer overflow in the Windows USB Audio Class kernel driver (usbaudio.sys) enables a locally authenticated, low-privileged attacker to escalate privileges to SYSTEM on affected Windows hosts. The vulnerability spans virtually every supported Windows release from Server 2012 through Windows 11 26H1 and requires no user interaction beyond the attacker's own session. No public exploit code or CISA KEV listing has been identified at time of analysis; vendor patch is available via Microsoft Update.
Local privilege escalation in Windows NTFS exposes a use-after-free condition in the kernel-mode filesystem driver, allowing an authenticated local attacker with low privileges to achieve full SYSTEM-level control. The vulnerability spans virtually the entire supported Windows ecosystem - from Server 2012 through Windows 11 26H1 and Windows Server 2025 - making it broadly applicable in enterprise environments. No public exploit or CISA KEV listing has been identified at time of analysis, though the AC:H rating suggests exploitation requires a specific timing or memory-layout condition such as a race condition, limiting opportunistic mass exploitation.
Remote code execution in Windows Remote Desktop Services (RDS) allows a low-privileged authenticated network attacker to execute arbitrary code by exploiting a use-after-free condition (CWE-416) in the RDS processing stack. The flaw spans an exceptionally wide range of Microsoft platforms - from Windows Server 2012 through Server 2025 and Windows 10/11 across multiple feature-update releases - making patch coverage operationally demanding for large Windows estates. No CISA KEV listing and no public exploit code have been identified at time of analysis; however, RDP-facing vulnerabilities historically attract rapid weaponization after disclosure.
Remote code execution in Windows Remote Desktop Services (RDS) is possible through a use-after-free memory condition exploitable by a network-authenticated, low-privilege attacker. Affected platforms span Windows Server 2025 and Windows 11 versions 23H2 through 26H1, with fixed builds specified per-release in the MSRC advisory. The CVSS 7.1 score reflects genuine barriers - high attack complexity (AC:H) and required user interaction (UI:R) - despite full C/I/A impact potential; no public exploit or CISA KEV listing has been identified at time of analysis.
Privilege escalation via an out-of-bounds read in the Windows NTFS kernel driver (CWE-125) enables a local attacker with standard user-level access to gain SYSTEM-level control of the affected host. The vulnerability spans an exceptionally broad range of Windows versions - from Windows 10 1607 and Windows Server 2012 through Windows 11 26H1 and Windows Server 2025 - making virtually every unpatched Windows environment in the field potentially exposed. Microsoft has confirmed and released patches via MSRC; no public exploit code or CISA KEV active-exploitation listing has been identified at time of analysis.
Remote code execution in Microsoft Windows Remote Desktop Services stems from a use-after-free (CWE-416) that a network attacker can trigger without authentication or user interaction to run arbitrary code on the target host. It affects a broad range of Windows client and server releases (Windows 10 1607 through Windows 11 26H1, and Windows Server 2012 through Server 2025), and Microsoft has released fixes. No public exploit has been identified at time of analysis, and it is not listed in CISA KEV.
Heap-based buffer overflow in Windows Remote Desktop Protocol (RDP) affects virtually every supported Windows version, from Server 2012 R2 through Windows 11 26H1 and Server 2025, enabling unauthenticated remote code execution when a victim initiates an RDP connection. The CWE-122 flaw corrupts heap memory during RDP protocol processing, allowing an attacker to hijack execution flow and achieve full confidentiality, integrity, and availability compromise of the affected system. No public exploit has been identified at time of analysis; a vendor-released patch is available across all affected Windows release tracks.
Heap-based buffer overflow in Windows Remote Desktop Services (RDS) enables low-privilege authenticated network attackers to achieve remote code execution across a broad range of Windows client and server platforms, from Windows Server 2012 through Windows Server 2025 and Windows 10 through Windows 11. The CVSS vector (AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H) confirms the attack requires an authenticated session and elevated exploitation complexity, yielding a base score of 7.5. No public exploit code or active exploitation (CISA KEV) has been identified at time of analysis; vendor-released patches are available covering 19 distinct OS build lines.
Privilege escalation via out-of-bounds read in Windows NTFS affects a broad range of Windows client and server releases, from Windows Server 2012 through Windows 11 26H1 and Windows Server 2025. An authorized (low-privilege) network attacker who can trigger specific NTFS parsing behavior - requiring user interaction - can achieve full compromise of confidentiality, integrity, and availability, effectively gaining system-level access. No public exploit has been identified at the time of analysis, but a vendor-released patch is available and should be prioritized given the breadth of affected OS versions.
Stack-based buffer overflow in the Windows USB Driver allows an authenticated low-privileged attacker to escalate privileges to SYSTEM-level access, with the CVSS vector indicating network-based exploitation (AV:N) requiring user interaction. The vulnerability affects a wide range of Windows versions from Windows 10 1809 through Windows 11 25H2/26H1 and Windows Server 2019 through 2025. No public exploit code has been identified at time of analysis, and the attack vector's network classification combined with a USB driver component is atypical - likely involving USB-over-network redirection features (e.g., Hyper-V or Remote Desktop USB redirection) rather than physical USB enumeration.
Local privilege escalation in Windows Secure Kernel Mode exploits an untrusted pointer dereference (CWE-822) to allow a low-privileged local attacker to elevate to full kernel-level control across a broad range of Windows 10, 11, and Server releases. The Secure Kernel Mode (SKM) context - part of Windows Virtualization-Based Security (VBS) operating at Virtual Trust Level 1 (VTL1) - means successful exploitation bypasses standard OS-kernel isolation, making this structurally more severe than a conventional LPE. No public exploit identified at time of analysis; vendor-released patches are available via Microsoft's July 2026 security update cycle.
Heap-based buffer overflow in Windows Biometric Service (WinBioSvc) enables a low-privileged local attacker to escalate privileges to SYSTEM level. The vulnerability (CWE-122) affects an extremely wide surface - fifteen distinct Windows 10, Windows 11, and Windows Server release trains from Server 2016 through Server 2025 - making it relevant to virtually every Windows enterprise environment. No public exploit code or CISA KEV listing has been identified at time of analysis; Microsoft has released patches through Windows Update.
Heap-based buffer overflow in the Windows NTFS filesystem driver allows a local, unprivileged attacker to execute arbitrary code with full system impact. The vulnerability (CWE-122) affects an exceptionally wide range of Microsoft Windows and Windows Server releases, from Windows Server 2012 through Windows Server 2025 and Windows 10/11. The CVSS vector (AV:L/PR:N) suggests exploitation is achievable without a Windows account - consistent with a crafted NTFS volume triggering the overflow on mount, such as via removable media. No public exploit code or active exploitation has been identified at time of analysis, and Microsoft has released patches.
Privilege escalation via heap-based buffer overflow in the Windows Biometric Service (WinBio) affects all major Windows 10, Windows 11, and Windows Server editions from version 1607 through Server 2025. An authenticated local attacker exploiting this vulnerability can corrupt heap structures within the privileged WinBio process to execute arbitrary code at SYSTEM level. No public exploit has been identified at time of analysis, and Microsoft has released patches across all fifteen affected version and edition combinations.
Privilege escalation in Windows Remote Desktop Services exploits an untrusted pointer dereference (CWE-822) to allow a locally authenticated low-privileged attacker to gain full system control (C:H/I:H/A:H). The flaw affects a broad swath of Windows versions from Server 2012 through Server 2025 and Windows 10/11 across multiple feature update branches. No public exploit code or active exploitation has been identified at time of analysis, but Microsoft has released patches via the standard update cycle.
Privilege escalation in the Windows Kernel via a use-after-free memory corruption flaw allows an authenticated local attacker to elevate from low-privileged user to SYSTEM-level access. The vulnerability spans the entire current Windows ecosystem - from legacy Windows Server 2012 through Windows 11 26H1 and Windows Server 2025 - making it broadly relevant to enterprise patch management. No public exploit code or active exploitation has been identified at time of analysis, but the breadth of affected OS versions and the practical value of local EoP payloads in post-initial-access attack chains make timely patching essential.
Stack-based buffer overflow in the Microsoft Graphics Component enables a locally authenticated attacker with standard user privileges to escalate to full system control across Windows 10 and Windows 11. The flaw (CWE-121) is triggered locally with low complexity and no user interaction, yielding high confidentiality, integrity, and availability impact per the CVSS:3.1 vector. No public exploit code or CISA KEV listing is identified at time of analysis, but the low-privilege requirement and zero interaction needed make this a realistic post-compromise escalation primitive.
Local privilege escalation in the Windows Kernel across virtually all supported Windows releases exploits a time-of-check time-of-use (TOCTOU) race condition (CWE-367) to elevate from low-privilege user to SYSTEM. An authenticated local attacker wins a race between when the kernel validates a resource and when it uses it, substituting a different object between those two moments. No public exploit has been identified at time of analysis, and Microsoft has released patches across all affected versions as part of a coordinated update cycle.
Remote code execution in the Windows NTFS file-system driver stems from a heap-based buffer overflow (CWE-122) reachable by an unauthorized attacker over a network, per Microsoft's advisory. The flaw affects a very broad range of supported Windows client and server builds from Windows Server 2012 through Server 2025 and Windows 10/11 up to version 26H1. Microsoft rates it CVSS 9.8 and has released patches; no public exploit identified at time of analysis and it is not listed in CISA KEV.
Stack-based buffer overflow in Windows NTFS (CWE-121) enables remote code execution across a broad range of Microsoft Windows desktop and server editions. An unauthenticated network attacker can trigger the overflow with user interaction, achieving full compromise of confidentiality, integrity, and availability on the target system. The vendor-confirmed patch is available via Microsoft's update channel; no active exploitation or public exploit code has been identified at time of analysis.
Heap-based buffer overflow in the Windows USB Video Driver enables a network-adjacent, low-privileged authenticated attacker to escalate privileges to SYSTEM-level on affected Windows hosts. The vulnerability spans a wide swath of the Windows ecosystem, from legacy Server 2012 through current Server 2025 and Windows 11 26H1, making it a broad enterprise patching obligation. Microsoft has released corrective build versions for each affected OS branch; no public exploit code or CISA KEV listing has been identified at time of analysis.
Privilege escalation in the Windows USB Video Driver (Windows 11 24H2/25H2/26H1 and Windows Server 2025) is enabled by a use-after-free memory corruption flaw in a kernel-mode driver component. A local attacker holding a standard user account can exploit the UAF condition to achieve ring-0 code execution, yielding complete confidentiality, integrity, and availability compromise of the affected system. Microsoft has released patches; no public exploit has been identified at time of analysis and the CVE does not appear in CISA KEV.
Local privilege escalation in the Windows Kernel Mode Driver affects virtually all current and several end-of-life Windows releases, from Server 2012 through Windows 11 26H1 and Server 2025. A low-privileged local attacker can trigger an integer underflow/wraparound in the kernel driver that manifests as a heap-based buffer overflow (CWE-122) in ring-0, enabling elevation to SYSTEM. No public exploit or CISA KEV listing is identified at time of analysis, but the extremely broad Windows footprint, low attack complexity, and no user-interaction requirement make this a high-priority cumulative update target.
Privilege escalation in Windows USB Audio Class driver (usbaudio.sys) allows a local authenticated user to gain SYSTEM-level access via a use-after-free memory corruption condition. Affected versions span the entire supported Windows ecosystem from Server 2012 through Windows 11 26H1 and Windows Server 2025, making patch deployment at scale a significant operational task. No public exploit or CISA KEV listing is confirmed at time of analysis, but the AC:H rating reflects a race-condition exploitation window rather than a trivial trigger, distinguishing this from mass-exploitable LPE bugs.
Local privilege escalation in Windows NTFS allows a low-privileged attacker to gain full system control by abusing improper symbolic or hard link resolution during file access. Affects Windows 11 versions 23H2 through 26H1 and Windows Server 2025, with patches tied to specific build thresholds confirmed via EUVD data. No public exploit identified at time of analysis; CVSS AC:H reflects a race condition or precise sequencing requirement characteristic of link-following primitives, moderating immediate urgency.
Privilege escalation via use-after-free (CWE-416) in the Windows Kernel enables a network-accessible, low-privileged authenticated user to elevate to SYSTEM privileges across a broad range of Windows client and server releases spanning Windows 10 through Windows 11 26H1 and Windows Server 2012 through 2025. Microsoft has confirmed and released fixed builds for all affected versions via the MSRC advisory. No public exploit code or CISA KEV listing has been identified at time of analysis; the high attack complexity (AC:H) and mandatory user interaction (UI:R) substantially reduce the near-term risk of automated mass exploitation despite the full C:H/I:H/A:H impact triad.
Heap-based buffer overflow in Windows Biometric Service (WinBioSrvc) enables local privilege escalation to SYSTEM on a wide range of Windows client and server platforms. An authorized local user with standard (PR:L) privileges can exploit this without user interaction, achieving full C:H/I:H/A:H impact on the vulnerable host. No public exploit or active CISA KEV listing is confirmed at time of analysis; the vendor patch is available via Microsoft's Patch Tuesday release cycle.
Heap-based buffer overflow in the Windows NTFS kernel driver enables an authenticated low-privilege attacker to escalate to SYSTEM-level privileges via a network attack vector, affecting Windows 10, Windows 11, and Windows Server editions from 2012 through 2025. Exploitation requires user interaction and high attack complexity (AC:H), tempering the otherwise severe C:H/I:H/A:H impact profile. Microsoft has released patches across all affected build lines; no public exploit or CISA KEV confirmation is present at time of analysis.
Privilege escalation via out-of-bounds read (CWE-125) in the Windows NTFS kernel driver affects virtually every current Windows release - from Windows 10 1607 and Server 2012 through Windows 11 26H2 and Server 2025 - allowing a low-privileged network attacker to achieve full CIA compromise of the target system. The vulnerability is reachable over the network (consistent with NTFS driver exposure via SMB), requires only low-level authentication and some user interaction, and can yield SYSTEM-level access. Microsoft has released patched builds for all affected versions; no active exploitation (CISA KEV) or public exploit code has been identified at time of analysis.
Heap-based buffer overflow in Windows Biometric Service (WinBioSvc) enables an authenticated local attacker to escalate privileges on a broad range of Windows client and server releases. The flaw (CWE-122) requires only a low-privileged local session and no user interaction, making it a reliable second-stage payload in multi-step attack chains. Microsoft has released patches across all affected build lines; no public exploit code or CISA KEV listing has been identified at time of analysis.