Windows 10 Version 1607

Privilege elevation in Microsoft's Windows Server Update Services (WSUS) role allows a network-based, low-privileged attacker to gain higher privileges due to a missing authentication check on a critical function (CWE-306). The flaw affects WSUS as shipped on Windows Server 2012 through 2025 (and client builds Windows 10 1607/1809), with a CVSS 3.1 base score of 8.8; Microsoft has released a patch. There is no public exploit identified at time of analysis and it is not listed in CISA KEV, but the network-reachable, low-complexity nature makes this a high-priority patch for update-management infrastructure.

Denial of service in Microsoft Active Directory Federation Services (AD FS) allows a remote, unauthenticated attacker to crash the service by sending crafted network input that overflows a stack buffer (CWE-121). Because AD FS commonly fronts single sign-on for Microsoft 365, Azure AD, and federated web applications, an outage cascades into loss of authentication for every relying-party application. There is no public exploit identified at time of analysis and the flaw is not in CISA KEV; a Microsoft patch is available, and the CVSS 3.1 score is 7.5 (availability-only impact).

Remote code execution in Microsoft's Remote Desktop Client (the RDP client, mstsc.exe, shipped across Windows 10, Windows 11, and Windows Server 2012 through 2025) allows an unauthorized attacker to run arbitrary code over the network by triggering a use-after-free memory-corruption condition. Exploitation requires the victim to connect to an attacker-controlled or compromised RDP endpoint (UI:R), after which the malicious server can corrupt client-side memory to achieve full code execution. There is no public exploit identified at time of analysis and the CVE is not listed in CISA KEV; a vendor patch is available from Microsoft.

Local code execution in Microsoft Windows' Resilient File System (ReFS) driver lets an unauthorized attacker run arbitrary code by inducing a victim to mount or open a maliciously crafted ReFS volume (CVE-2026-50362). The flaw affects the ReFS component shipped across Windows 10, Windows 11 (through 26H1), and Windows Server 2016-2025, carries CVSS 7.8, and requires user interaction (UI:R) with no prior authentication (PR:N). Microsoft has released a patch; there is no public exploit identified at time of analysis and it is not listed in CISA KEV.

Remote code execution in Microsoft Windows Message Queuing (MSMQ) allows an unauthenticated attacker to run arbitrary code over the network by corrupting heap memory. The flaw (CWE-122) carries a CVSS 9.8 and affects a broad range of client and server SKUs from Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025. No public exploit is identified at time of analysis, but the network-reachable, no-interaction, no-privilege profile of prior MSMQ bugs (e.g. the 'QueueJumper' class) makes this a top-priority patch. Microsoft has released a fix.

Local privilege escalation to code execution in the Windows NTFS driver (CVE-2026-50417) allows an authenticated attacker with low privileges to corrupt heap memory and run arbitrary code on affected Windows 10, Windows 11, and Windows Server 2012 through 2025 systems. The flaw is a heap-based buffer overflow (CWE-122) reported by Microsoft, with CVSS 7.8 (High) reflecting local vector, low complexity, and full confidentiality/integrity/availability impact. No public exploit identified at time of analysis, and it is not listed in CISA KEV.

Out-of-bounds read in usbaudio.sys (Windows USB Audio Class driver) exposes kernel memory contents to attackers with physical device access across Windows 10, Windows 11, and Windows Server 2012 through 2025. An attacker who can physically connect a crafted USB audio device causes the driver to read beyond an allocated buffer, potentially leaking sensitive kernel memory to the attacker. No public exploit exists and no active exploitation has been identified; SSVC rates this as non-automatable with partial technical impact, placing it firmly in the lower-urgency tier despite its wide platform coverage.

Information disclosure in the Windows Quality of Service (QoS) Packet Scheduler component exposes sensitive data to locally authenticated low-privileged users across a wide range of Windows client and server releases. The flaw (CWE-200) allows a local attacker with standard user access to read memory or network-related data that should be restricted to higher-privilege contexts. No public exploit exists and SSVC classifies exploitation as none with partial technical impact, but the breadth of affected Windows versions - from Server 2012 through Windows 11 26H1 and Server 2025 - makes patching a broad operational priority.

Local code execution in Microsoft Windows NTFS (New Technology File System) driver arises from a heap-based buffer overflow (CWE-122) that an attacker can trigger by inducing a user to interact with a specially crafted NTFS volume or file. Affecting a broad range of Windows client and server builds from Windows Server 2012/2012 R2 through Windows 11 26H1 and Windows Server 2025, successful exploitation yields high confidentiality, integrity, and availability impact. There is no public exploit identified at time of analysis and the issue is not listed in CISA KEV; Microsoft has issued a fix.

Use-after-free in the Windows Virtual Filtering Platform (VFP) enables authenticated network attackers to crash affected Windows endpoints and servers, resulting in a denial-of-service condition. The vulnerability spans a broad range of supported Windows 10, Windows 11, and Windows Server releases through 2025, making patch prioritization important despite the medium CVSS score. No public exploit code or active exploitation has been identified at time of analysis, and SSVC classifies this as not automatable with partial technical impact.

Windows File Explorer on a wide range of Microsoft Windows client and server versions exposes sensitive information to locally authenticated standard users, achieving high confidentiality impact without requiring elevated privileges. The flaw (CWE-200) is confined to the local attack surface - CVSS AV:L/PR:L - meaning the attacker must already hold an interactive session on the target system. No public exploit code and no CISA KEV listing have been identified at time of analysis; a vendor patch is available through Microsoft Security Response Center.

Windows File Explorer exposes sensitive information to low-privileged local authenticated users across a wide range of Windows 10, Windows 11, and Windows Server versions. Classified under CWE-200, the flaw enables an attacker already present on a system with standard user rights to access data they should not be permitted to view - no elevation of privilege or remote access is required. No public exploit code has been identified and CISA SSVC confirms no active exploitation, keeping real-world urgency moderate despite the broad affected product surface.

Windows File Explorer across all major Windows 10, Windows 11, and Windows Server releases exposes sensitive information to local authenticated users via a CWE-200 information disclosure flaw. An authorized attacker with low-privilege local access can read data they should not be permitted to access without any user interaction. No public exploit code has been identified at time of analysis and CISA SSVC confirms no observed exploitation, placing this squarely in routine patch-cycle priority despite the broad footprint of affected systems.

Windows File Explorer exposes sensitive information to locally authenticated, low-privileged users across a broad range of Windows 10, Windows 11, and Windows Server releases. Classified under CWE-200, the flaw allows an authorized local attacker to read data they should not have access to through the File Explorer shell component. No public exploit code has been identified at time of analysis, EPSS sits at 0.36% (28th percentile), and CISA SSVC assesses exploitation as none and not automatable - indicating low urgency despite the high confidentiality impact recorded in the CVSS score.

Local privilege escalation in the Windows Ancillary Function Driver for WinSock (AFD.sys) allows an already-authenticated local attacker to gain elevated (SYSTEM-level) privileges across a broad range of Windows client and server releases from Windows 10 1607 and Server 2012 through Windows 11 26H1 and Server 2025. Reported internally by Microsoft with a patch available, the flaw carries CVSS 7.8 with full confidentiality, integrity, and availability impact but no confirmed active exploitation; no public exploit identified at time of analysis.

Remote code execution in the Microsoft Message Queuing (MSMQ) Queue Manager affects a broad range of Windows client and server releases, from Windows 10 1607 and Windows Server 2012 through Windows 11 25H2/26H1 and Windows Server 2025. A use-after-free (CWE-416) in the queue manager lets a remote, unauthenticated attacker who can reach the MSMQ service execute arbitrary code with total impact to confidentiality, integrity, and availability. Microsoft has released patches; there is no public exploit identified at time of analysis and the EPSS probability is modest at 0.52%.

Local privilege escalation in Microsoft Windows Resilient File System (ReFS) lets an authenticated local attacker gain elevated (SYSTEM-level) privileges by triggering an untrusted pointer dereference in the ReFS driver. It affects a broad range of Windows 10, Windows 11, and Windows Server 2016-2025 builds. Microsoft has released a patch; there is no public exploit identified at time of analysis and it is not listed in CISA KEV, so risk is currently patch-and-move rather than emergency.

Information disclosure in the Windows Overlay Filter (WofFilter) kernel-mode driver allows a locally authenticated low-privileged user to read sensitive data they are not authorized to access across Windows 10, Windows 11, and Windows Server 2016 through 2025. The flaw stems from CWE-200 (improper restriction of information to unauthorized actors) within the filter driver's handling of layered filesystem operations. No public exploit code has been identified and no active exploitation is confirmed; however, the high confidentiality impact (C:H) makes this a meaningful stepping stone in multi-stage attacks on shared or multi-tenant Windows systems.

Local privilege escalation in the Windows Overlay Filter (WOF) driver affects a broad range of Windows client and server releases, from Windows 10 1607 and Server 2012 R2 through Windows 11 26H1 and Server 2025. An authenticated local attacker with low privileges can trigger a buffer over-read (CWE-126) in the filter to elevate to higher privileges, gaining full confidentiality, integrity, and availability impact on the host. Microsoft has released a patch; there is no public exploit identified at time of analysis and the CVE is not listed in CISA KEV.

Local privilege escalation in the Windows NTFS file-system driver lets an authenticated low-privileged user gain elevated (likely SYSTEM) privileges by exploiting an incorrect conversion between numeric types (CWE-681). Affected platforms span Windows 10 (1607 through 22H2), Windows 11 (24H2, 25H2, 26H1), and Windows Server 2012 through 2025. Microsoft reported the flaw and has shipped a patch; there is no public exploit identified at time of analysis and it is not listed in CISA KEV.

Local information disclosure in Windows Universal Plug and Play (upnp.dll) exposes sensitive memory contents to authorized low-privilege users across a wide range of Windows 10, Windows 11, and Windows Server releases. The flaw stems from use of an uninitialized resource (CWE-908), meaning the UPnP service reads from memory that has not been properly initialized before use, potentially leaking stale heap or stack contents. No active exploitation has been confirmed and no public exploit code has been identified at time of analysis; a vendor patch is available via the Microsoft Security Response Center.

Local privilege escalation in the Windows Routing and Remote Access Service (RRAS) lets an already-authenticated, low-privileged user gain SYSTEM-level control across a broad range of Windows 10, Windows 11, and Windows Server 2012 through 2025 builds. The root cause is a missing authentication check on a critical RRAS function (CWE-306), enabling an authorized attacker to bypass expected authorization and fully compromise confidentiality, integrity, and availability of the host. There is no public exploit identified at time of analysis, EPSS probability is low (0.22%), and CISA SSVC rates current exploitation as none, but the total technical impact and Microsoft-supplied patch make prompt patching worthwhile.

Local privilege escalation in the Windows Connected User Experiences and Telemetry service (DiagTrack) lets an already-authenticated user run arbitrary code with SYSTEM-level rights by triggering a CWE-843 type-confusion condition. The flaw affects a broad range of currently-supported Windows client and server builds, from Windows 10 1607 through Windows 11 26H1 and Windows Server 2016 through 2025. Microsoft has released a patch; there is no public exploit identified at time of analysis and the CVE is not listed in CISA KEV.

Local privilege escalation in the Windows NTFS file-system driver lets an already-authenticated low-privileged user read memory outside allocated bounds (CWE-125) to gain elevated privileges. It affects a broad Windows fleet spanning Windows 10 (1607 through 22H2), Windows 11 (24H2, 25H2, 26H1), and Windows Server 2012 through 2025. Reported by Microsoft with a patch available; no public exploit identified at time of analysis and it is not listed in CISA KEV.

Remote code execution in the Windows DNS Server component allows an authorized, high-privileged attacker on an adjacent network to traverse outside intended directory boundaries and execute arbitrary code on the target host. Affected platforms span Windows Server 2012 through Server 2025 and Windows 10 versions 1607 and 1809. No public exploit code exists and no active exploitation has been confirmed - CISA SSVC classifies exploitation as 'none' and EPSS sits at 0.37% (29th percentile) - however SSVC rates technical impact as 'total', consistent with the full C:H/I:H/A:H CVSS triad.

Elevation of privilege in the Microsoft Windows RPC API lets an unauthenticated attacker on an adjacent network gain higher privileges by exploiting an improper authentication weakness (CWE-287), provided a user is lured into an interaction. The flaw spans a broad range of client and server builds from Windows Server 2012 through Windows Server 2025 and Windows 10 1607 through Windows 11 26H1. No public exploit identified at time of analysis; the issue was reported by Microsoft, which has released a fix.

Privilege escalation in Windows Remote Desktop Services (RDS) lets an authenticated, low-privileged attacker elevate to higher privileges across a network by triggering a use-after-free (CWE-416) memory-corruption condition in the RDS component. The flaw spans a broad range of supported Windows client and server releases (Windows 10/11 and Windows Server 2012 through 2025). Microsoft has released a patch; there is no public exploit identified at time of analysis and the issue is not listed in CISA KEV.

Local code execution in Microsoft Windows NTFS (the New Technology File System driver) arises from a heap-based buffer overflow that lets an attacker run arbitrary code with the privileges of the affected process. The flaw affects a broad swath of supported Windows client and server builds, from Windows 10 1607 and Server 2012 through Windows 11 26H1 and Server 2025. Microsoft (the reporter) has shipped a patch; there is no public exploit identified at time of analysis, and the CVSS vector requires local access plus user interaction, so it is a privilege-escalation/code-execution primitive rather than a remotely-wormable bug.

Out-of-bounds memory read in the Windows Desktop Window Manager (DWM) Core Library enables a locally authenticated, low-privileged user to disclose sensitive memory contents across a wide range of Windows client and server versions. The flaw is reachable by any standard user account without administrative rights, making it relevant in multi-user, shared workstation, and terminal services environments. No active exploitation is confirmed - CISA SSVC rates exploitation as 'none', EPSS sits at 0.31% (22nd percentile), and no KEV listing exists - but the broad affected surface spanning Windows 10 through Windows 11 and Server 2025 warrants timely patching.

Windows Cryptographic Services across all supported Microsoft Windows client and server editions exposes sensitive cryptographic material to locally authenticated low-privilege users through a CWE-200 information disclosure flaw. Spanning Windows 10 version 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025, the vulnerability allows an attacker with a standard local account to read confidential data - likely cryptographic keys, certificates, or intermediate cryptographic state - without any user interaction. SSVC rates exploitation as none, EPSS at 0.47% (38th percentile) indicates low near-term exploitation probability, and no active exploitation has been confirmed by CISA KEV, positioning this as a routine patch-cycle priority rather than an emergency response.

Local privilege escalation in the Windows OLE (Object Linking and Embedding) component allows an already-authenticated, low-privileged user on affected Windows and Windows Server builds to elevate to higher privileges through an improper authorization check (CWE-285). Microsoft has released a patch, and no public exploit has been identified at time of analysis. Impact is high across confidentiality, integrity, and availability, though exploitation requires prior local code execution.

Information disclosure in Microsoft Windows Remote Desktop Protocol (RDP) allows a remote, unauthenticated attacker to read out-of-bounds memory over the network, potentially leaking sensitive process data such as memory addresses that defeat ASLR, session state, or credential fragments. The flaw (CWE-126, buffer over-read) affects a broad range of Windows client and server releases from Windows Server 2012 through Windows Server 2025 and Windows 10/11 including 26H1. There is no public exploit identified at time of analysis and CISA SSVC records exploitation status as none; EPSS estimates a modest 0.67% (48th percentile) probability of exploitation.

Local information disclosure in Windows Notification affects authenticated users across a wide range of Microsoft Windows 10, Windows 11, and Windows Server releases. An attacker with low-privilege local access can exploit this CWE-200 flaw to read sensitive data that should be inaccessible to their account, with no user interaction required. No public exploit or active exploitation has been identified at time of analysis, and Microsoft has released patched builds addressing all affected versions.

Local privilege elevation in the Windows Graphics Device Interface (GDI) component allows an already-authenticated, low-privileged user to run code at a higher privilege level by triggering a stack-based buffer overflow (CWE-121). Affected platforms span Windows 10 (1607 through 22H2), Windows 11 (24H2/25H2/26H1), and Windows Server 2012 through 2025, including Server Core installations. Reported by Microsoft with a patch available; no public exploit identified at time of analysis and the CVE is not listed in CISA KEV.

Local code execution in the Microsoft Windows NTFS file-system driver lets an attacker run arbitrary code by triggering a heap-based buffer overflow (CWE-122) when Windows parses crafted file-system metadata. The flaw spans a broad range of supported releases, from Windows 10 1607 and Server 2012 through Windows 11 26H1 and Server 2025. It carries a CVSS 7.8 (Important) rating, requires user interaction, has a vendor patch available, and no public exploit identified at time of analysis.

Local privilege escalation in the Windows Filtering Platform (WFP) lets an authenticated low-privileged user gain higher privileges on affected Windows 10, Windows 11, and Windows Server systems (Server 2012 through Server 2025). Rooted in insufficient access-control granularity (CWE-1220), a local attacker with a valid session can manipulate WFP to reach SYSTEM-level access. There is no public exploit identified at time of analysis and it is not listed in CISA KEV, but Microsoft rates the confidentiality, integrity, and availability impact as High.

Local privilege escalation in the Microsoft Windows Kernel lets an already-authenticated attacker win a use-after-free race (CWE-416) to gain SYSTEM-level control, affecting a broad range of client and server builds from Windows 10 1607 and Windows Server 2012 through Windows 11 26H1 and Windows Server 2025. Microsoft has released a patch and there is no public exploit identified at time of analysis. The moderate 7.0 score reflects high attack complexity (a timing-dependent race) offset by full confidentiality, integrity and availability impact once triggered.

Windows Remote Desktop Protocol (RDP) exposes sensitive memory contents to network-adjacent attackers due to use of an uninitialized resource (CWE-908), resulting in high-confidentiality information disclosure. The flaw affects a broad swath of supported Windows client and server releases - from Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025 - and requires victim user interaction (UI:R per CVSS) to trigger, limiting automated mass exploitation. No public exploit code or CISA KEV listing exists at time of analysis, and SSVC rates exploitation as 'none' with non-automatable technical impact, suggesting this is a real but not imminently weaponized risk.

Local privilege escalation in the Microsoft Windows RPC Runtime lets an already-authenticated low-privileged user gain SYSTEM-level control due to improper authorization (CWE-285). Affecting a broad range of Windows client and server releases from Windows Server 2012 through Windows 11 26H1 and Server 2025, the flaw carries CVSS 7.8 with high confidentiality, integrity, and availability impact. Reported by Microsoft with a patch available; no public exploit identified at time of analysis and it is not listed in CISA KEV.

Local privilege escalation in the Windows Group Policy component allows an already-authenticated user to elevate to higher privileges (up to SYSTEM) on affected Windows 10, Windows 11, and Windows Server 2012-2025 systems. The flaw stems from improper privilege management (CWE-269) and is reported by Microsoft with a patch available; there is no public exploit identified at time of analysis and it is not listed in CISA KEV. With CVSS 7.8 and full confidentiality, integrity, and availability impact, it is a strong candidate for the monthly patch cycle on endpoints and domain-joined servers.

Local privilege escalation in Microsoft Windows Media (the Windows Media component/codec subsystem) allows an already-authenticated local attacker to elevate to SYSTEM by triggering a use-after-free (CWE-416) memory corruption condition. The flaw affects a broad range of currently-supported Windows client and server releases, from Windows 10 1607 and Windows Server 2012 through Windows 11 26H1 and Windows Server 2025. Microsoft has released a patch; there is no public exploit identified at time of analysis and the issue is not listed in CISA KEV.

Local privilege escalation in Microsoft Windows via the LUAFV (LUA File Virtualization, luafv.sys) driver allows an already-authenticated low-privileged user to win a timing race and elevate to SYSTEM/administrator on affected Windows client and server builds. The flaw stems from improper synchronization around a shared resource (CWE-362) and carries a CVSS 7.0 (AV:L/AC:H/PR:L) reflecting a local, high-complexity attack. There is no public exploit identified at time of analysis and it is not listed in CISA KEV, but Microsoft has released a patch.

Local code execution in the Microsoft Windows NTFS driver stems from an out-of-bounds read (CWE-125) that an attacker can leverage to run arbitrary code on affected systems, spanning Windows 10 (1607 through 22H2), Windows 11 (24H2/25H2/26H1), and Windows Server 2012 through 2025. Exploitation requires local access and user interaction (AV:L/UI:R), typically opening or mounting a maliciously crafted file or volume, but no prior authentication (PR:N). Microsoft has released a patch; there is no public exploit identified at time of analysis and the issue is not listed in CISA KEV.

Denial of service in Microsoft Active Directory Federation Services (AD FS) allows a remote, unauthenticated attacker to crash or render the federation service unavailable by triggering a stack-based buffer overflow over the network. The flaw affects the AD FS role across Windows Server 2012 through 2025 (including Server Core installations) and carries a CVSS 7.5 rating driven entirely by availability impact. There is no public exploit identified at time of analysis and it is not listed in CISA KEV, but a vendor patch is available.

Local privilege escalation in the Windows Media component across Windows 10, Windows 11, and Windows Server (2016 through 2025) allows an authenticated low-privileged attacker to elevate to SYSTEM by exploiting a use-after-free memory corruption flaw. Microsoft has released patches and reports no public exploit identified at time of analysis; EPSS is low at 0.25% and CISA SSVC records exploitation status as 'none', though technical impact is rated total. Given the ubiquity of the Windows Media stack, this is a routine but broadly applicable Patch-Tuesday-class local EoP.

Null pointer dereference in Active Directory Domain Services (AD DS) on Windows allows an authenticated, network-adjacent attacker to crash the service and deny domain authentication to all dependent users and systems. Affecting Windows 10 versions 1607 through 22H2, Windows 11 versions 24H2 through 26H1, and Windows Server 2012 through 2025, this vulnerability carries a CVSS 6.5 with high availability impact. No public exploit identified at time of analysis and CISA SSVC assesses exploitation as none with non-automatable attack path, keeping real-world urgency at moderate despite the breadth of affected platforms.

Local privilege escalation in the Windows Kernel lets an already-authenticated attacker gain SYSTEM-level control by abusing a type-confusion (CWE-843) condition, affecting a broad range of Windows client and server builds from Windows Server 2012 through Windows 11 25H2/26H1 and Server 2025. Successful exploitation yields total loss of confidentiality, integrity, and availability on the host, though there is no public exploit identified at time of analysis and CISA's SSVC framework rates exploitation as 'none' and non-automatable. EPSS is low (0.29%, 21st percentile), consistent with a locally-scoped bug that requires prior code execution rather than a remotely wormable threat.

Local privilege escalation in the Microsoft Windows Kernel (CVE-2026-50377) lets an already-authenticated low-privileged attacker read memory outside intended bounds and leverage it to gain SYSTEM-level rights across a broad range of Windows 10, Windows 11, and Windows Server builds. Microsoft has released patches and rates it 7.8 (High); there is no public exploit identified at time of analysis, EPSS is low at 0.40% (32th percentile), and CISA SSVC records exploitation as none. It is a strong second-stage escalation primitive for attackers who already have a foothold, but not a remotely reachable, wormable threat.

Local code execution in Microsoft's Resilient File System (ReFS) driver lets an already-authenticated, low-privileged user on affected Windows 10, Windows 11, and Windows Server 2016–2025 systems escalate to code execution through a numeric truncation flaw (CWE-197). No public exploit has been identified at time of analysis, and it is not on CISA KEV, but Microsoft has released a patch. Note a data conflict: the description states code execution and the CVSS carries C:H/I:H/A:H, yet the vendor tags label it 'Information Disclosure' — the CVSS-backed local elevation-of-privilege reading is treated as authoritative here.

Privilege escalation via a heap-based buffer overflow (CWE-122) in the Windows Remote Desktop Client lets an unauthorized network attacker corrupt heap memory and gain total control of the target host. The flaw affects the built-in RDP client across the entire supported Windows line, from Windows 10 1607 and Windows Server 2012 through Windows 11 26H1 and Windows Server 2025. Microsoft has shipped patches; there is no public exploit identified at time of analysis and it is not in CISA KEV, though CISA's SSVC assessment rates the flaw automatable with total technical impact.

Local privilege escalation in the Windows Ancillary Function Driver for WinSock (afd.sys) allows an authenticated low-privileged attacker to gain SYSTEM-level control by triggering a use-after-free condition in the kernel networking driver. The flaw affects a broad range of Windows client and server releases from Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025. Reported by Microsoft with a vendor patch available; no public exploit identified at time of analysis, and EPSS exploitation probability is low (0.31%).

Active Directory Federation Services (AD FS) on multiple Windows Server and Windows 10 platforms contains an infinite loop flaw (CWE-835) that a remote unauthenticated attacker can trigger to exhaust service resources and cause a sustained denial of service. The attack requires high complexity (CVSS AC:H) but no authentication, targeting organizations that expose AD FS endpoints to the network. No public exploit code exists and CISA SSVC confirms no known exploitation at time of analysis; Microsoft has released patches across all affected platforms.

Windows Push Notifications on multiple Windows 10, 11, and Server editions exposes sensitive information to low-privileged local attackers, who can read notification content or related data scoped to other users or higher-privilege contexts without any user interaction. Affected platforms span Windows 10 1607 through Windows 11 26H1 and Windows Server 2016 through 2025, with vendor-confirmed fixed build versions available via Microsoft Update. No public exploit exists and no active exploitation is confirmed - SSVC rates exploitation as none and EPSS sits at 0.36% (28th percentile) - making this a secondary patching priority unless operating shared multi-user Windows environments.

Local privilege escalation in the Microsoft Windows USB driver stack lets an already-authenticated low-privileged user win a race condition (CWE-362) to gain SYSTEM-level control across Windows 10 (1607-22H2), Windows 11 (24H2/25H2/26H1), and Windows Server 2012 through 2025. Reported by Microsoft with a patch available; there is no public exploit identified at time of analysis and it is not listed in CISA KEV. EPSS is low (0.19%, 9th percentile) and SSVC rates exploitation as none but technical impact as total, indicating high damage potential if a working exploit is developed.

Local code execution in Microsoft Windows arises from a heap-based buffer overflow in a Windows Data DLL, letting an attacker who can get a victim to open crafted content run arbitrary code with the victim's privileges. Affected builds span Windows 10 (1607 through 22H2), Windows 11 (24H2, 25H2, 26H1), and Windows Server 2012 through 2025. Microsoft (the reporter) has released a patch; there is no public exploit identified at time of analysis and it is not listed in CISA KEV.

Remote code execution in the Microsoft Windows DHCP Server role allows an unauthenticated, adjacent-network attacker to run arbitrary code by triggering a heap-based buffer overflow (CWE-122) in DHCP message parsing. Affected systems span Windows Server 2012 through Windows Server 2025 (including Server Core installations) plus the DHCP service on Windows 10 versions 1607 and 1809, with full confidentiality, integrity, and availability impact. Microsoft has released a patch; there is no public exploit identified at time of analysis and the issue is not listed in CISA KEV.

Local privilege escalation in the Windows Application Model (the subsystem underlying UWP/packaged app lifecycle and activation) lets an authorized attacker with an existing low-privileged foothold gain SYSTEM-level control by triggering a use-after-free memory-corruption condition. All supported Windows client and server builds from Windows 10 1607 through Windows 11 26H1 and Windows Server 2016 through Server 2025 are affected. This is a Microsoft-reported flaw with a vendor patch available; there is no public exploit identified at time of analysis and it is not on CISA KEV.

Local privilege escalation in the Microsoft Windows Resilient File System (ReFS) driver allows an authenticated attacker to run code with SYSTEM-level privileges by triggering a heap-based buffer overflow. The flaw (CVSS 7.8) affects a broad range of Windows 10, Windows 11, and Windows Server 2016-2025 builds and carries high confidentiality, integrity, and availability impact. It is a Microsoft-reported issue with a vendor patch available, and there is no public exploit identified at time of analysis.

Buffer over-read in the Windows NTFS kernel driver exposes adjacent memory contents to a local attacker holding a standard user account across a broad range of Windows 10, 11, and Server releases. Exploitation is constrained to AV:L/PR:L, meaning an attacker must already have interactive or programmatic local access before triggering the CWE-126 condition - making this a post-compromise reconnaissance primitive rather than an initial-access vector. EPSS stands at 0.31% (22nd percentile) and SSVC confirms no known exploitation activity, placing this at low operational urgency despite the High confidentiality impact rating.

Remote code execution in Microsoft Windows GDI+ (gdiplus) lets an unauthenticated network attacker run arbitrary code when a victim opens or renders a specially crafted image, via a heap-based buffer overflow (CWE-122). The flaw affects a broad range of supported Windows client and server builds (Windows 10 1607 through Windows 11 26H1, and Windows Server 2012 through 2025). It carries a critical CVSS 9.6 with a scope-changed impact, but requires user interaction and currently has no public exploit identified at time of analysis.

Local code execution in Microsoft Windows NTFS driver (heap-based buffer overflow, CWE-122) allows an attacker to run arbitrary code with the privileges of the exploited context. The flaw affects a broad range of Windows client and server releases from Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025. CVSS 7.8 with high confidentiality, integrity, and availability impact; exploitation requires local access and user interaction, and there is no public exploit identified at time of analysis.

Remote denial of service in Microsoft Active Directory Federation Services (ADFS) allows an unauthenticated network attacker to crash the service via a stack-based buffer overflow (CWE-121). The flaw affects the ADFS role across Windows Server 2012 through 2025 (and the underlying Windows 10 1607/1809 servicing components), carries a CVSS 7.5 availability-only score, and was reported by Microsoft with a patch available. There is no public exploit identified at time of analysis and it is not listed in CISA KEV.

Windows Kernel information disclosure across a broad range of Microsoft Windows 10, Windows 11, and Windows Server editions allows a locally authenticated low-privileged attacker to read sensitive kernel memory contents they are not authorized to access. The flaw is classified under CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor) and is confined to local exploitation with no integrity or availability impact. No public exploit code or active exploitation has been identified at time of analysis, and Microsoft has released patches addressing the issue across all affected version branches per EUVD-2026-43865.

Local code execution in Microsoft Windows NTFS arises from a heap-based buffer overflow (CWE-122) that an authorized, low-privileged local user can trigger to run arbitrary code and elevate to SYSTEM. The flaw spans a broad Windows footprint from Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025. No public exploit identified at time of analysis, and the CVSS 3.1 base score is 7.8 (High).

Local privilege escalation in Windows App Installer (the MSIX/AppX package deployment component, msixbundle/App Installer) lets an already-authenticated low-privileged user overflow a stack buffer to gain higher privileges on affected Windows 10, Windows 11, and Windows Server builds. Microsoft self-reported the flaw and has shipped a patch; there is no public exploit identified at time of analysis and it is not listed in CISA KEV. The CVSS 7.8 (AV:L/PR:L) rating reflects a locally-launched attack with high confidentiality, integrity, and availability impact.

Local code execution in the Windows NTFS file system driver lets an unauthorized attacker run arbitrary code by tricking a user into interacting with specially crafted content, per Microsoft's MSRC advisory. The flaw is a heap-based buffer overflow (CWE-122) affecting a broad range of Windows releases from Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025. No public exploit is identified at time of analysis and it is not listed in CISA KEV, but the low attack complexity and full-CIA impact make it a meaningful local code-execution risk.

Local privilege escalation in the Windows Notification component lets an already-authenticated low-privileged user elevate to higher privileges (SYSTEM) across a broad range of Windows 10, Windows 11, and Windows Server releases. The flaw stems from an incorrect type conversion/cast (CWE-704) and carries a CVSS 7.8 (AV:L/AC:L/PR:L/UI:N) with high confidentiality, integrity, and availability impact. Microsoft has released a patch; there is no public exploit identified at time of analysis and the CVE is not listed in CISA KEV.

Local privilege escalation in the Windows NTFS file-system driver allows an authenticated attacker to run code with elevated (SYSTEM-level) privileges by triggering a stack-based buffer overflow (CWE-121). The flaw was reported by Microsoft and affects a broad range of Windows client and server releases from Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025. No public exploit identified at time of analysis, and it is not listed in CISA KEV; the CVSS 3.1 base score is 7.8 (High).

Local privilege elevation in the Microsoft Windows TCP/IP networking stack lets an already-authenticated, low-privileged user corrupt kernel memory via a use-after-free (CWE-416) and gain SYSTEM-level control. The flaw affects a broad range of client and server SKUs from Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025, including Server Core installations. Microsoft reported the issue and has released a patch; there is no public exploit identified at time of analysis and the CVE is not listed in CISA KEV.

Denial of service in Microsoft Windows Server Update Services (WSUS) lets a remote, unauthenticated attacker crash or disrupt the update service by triggering an uncaught exception over the network. The flaw affects WSUS across Windows Server 2012 through 2025 (plus Windows 10 1607/1809 servicing components), and the CVSS 3.1 availability-only vector (A:H) indicates service unavailability rather than data compromise. No public exploit identified at time of analysis, but a vendor patch is available and the flaw is network-reachable without authentication.

Denial of service in Microsoft Active Directory Federation Services (AD FS) lets a remote, unauthenticated attacker crash the service by triggering a stack-based buffer overflow (CWE-121) over the network. Because AD FS commonly fronts single sign-on for Microsoft 365, SaaS, and internal web applications, a successful crash can knock out federated authentication for an entire organization. No public exploit identified at time of analysis, and the flaw is availability-only — confidentiality and integrity are not impacted per the CVSS vector.

Local privilege escalation in the Windows Push Notifications component (WNS/WpnService) lets an already-authenticated low-privileged user overwrite adjacent heap memory to gain SYSTEM-level control across Windows 10 (1607-22H2), Windows 11 (24H2-26H1), and Windows Server 2012 R2 through 2025. Microsoft reported the flaw and has shipped a fix; there is no public exploit identified at time of analysis and it is not listed in CISA KEV. The high CVSS 7.8 reflects full confidentiality, integrity, and availability impact once triggered, but exploitation requires prior local access.

Local privilege escalation in the Windows Redirected Drive Buffering Subsystem (RDBSS) lets an authenticated low-privileged attacker read memory beyond an allocated buffer to elevate to higher privileges. The flaw affects a broad range of currently-supported Windows client and server releases (Windows 10 1607 through Windows 11 26H1, Windows Server 2012 through Server 2025) and carries a CVSS 7.0 (High) rating. Microsoft has released a patch; there is no public exploit identified at time of analysis and the issue is not listed in CISA KEV.

Local privilege escalation in the Windows Kernel lets a low-privileged, authenticated attacker gain SYSTEM-level control by triggering a heap-based buffer overflow (CWE-122). The flaw spans a broad platform range from Windows 10 1607 through Windows 11 26H1 and Windows Server 2012 through Server 2025, and was reported internally by Microsoft. No public exploit is identified at time of analysis and it is not in CISA KEV, but the ubiquity of the affected component plus full high impact on confidentiality, integrity, and availability make it a meaningful patch priority.

Integer underflow in the Windows Kernel enables a locally authenticated attacker to disclose sensitive kernel memory contents across a broad range of Windows 10, Windows 11, and Windows Server platforms. The CVSS vector (AV:L/AC:L/PR:L/UI:N) confirms that any low-privilege local user can trigger the flaw without special configuration or user interaction, yielding high confidentiality impact with no integrity or availability consequences. Microsoft has released a patch via the July 2026 Security Update Guide; no public exploit has been identified at time of analysis, and the vulnerability is not listed in the CISA KEV catalog.

Local privilege escalation in the Microsoft Windows App Store (AppX/package deployment component) allows an authorized, low-privileged user to win a race condition and gain higher privileges on affected Windows client and server builds spanning Windows 10 1607 through Windows 11 26H1 and Windows Server 2016 through 2025. Exploitation requires local access and already-held low privileges, and the high attack complexity reflects the timing precision needed to win the race. There is no public exploit identified at time of analysis and it is not listed in CISA KEV, but Microsoft has released a patch.

Privilege escalation in the Windows Win32K kernel-mode subsystem lets an already-authenticated local user gain SYSTEM-level control across a broad range of Windows client and server releases (Windows 10 1607 through Windows 11 26H1, and Windows Server 2012 through Server 2025). Rooted in improper access control (CWE-284), successful exploitation yields full confidentiality, integrity, and availability impact on the host. There is no public exploit identified at time of analysis and the CVSS vector's high attack complexity (AC:H) tempers the practical risk.

Local privilege escalation in the Windows Win32K kernel-mode subsystem allows an already-authenticated, low-privileged user to elevate to SYSTEM through improper access control (CWE-284). Affected builds span Windows 10 (1607 through 22H2), Windows 11 (24H2/25H2/26H1), and Windows Server 2012 through 2025. No public exploit identified at time of analysis, and it is not listed in CISA KEV; Microsoft has released a patch.

Local privilege escalation in the Microsoft Windows Graphics Kernel component allows a low-privileged local user to elevate to SYSTEM by exploiting a use-after-free (CWE-416) memory corruption condition. The flaw affects a broad range of Windows 10, Windows 11, and Windows Server releases, was reported by Microsoft, and has a vendor-released patch available. No public exploit is identified at time of analysis and it is not listed in CISA KEV; the high attack complexity (AC:H) makes reliable exploitation non-trivial.

Local privilege escalation in the Windows Kernel lets an already-authenticated, low-privileged user corrupt kernel memory via a use-after-free (CWE-416) and gain higher privileges on the host. The flaw affects a broad range of currently-supported Windows client and server releases (Windows 10 1607 through Windows 11 26H1, and Windows Server 2016 through 2025); Microsoft has shipped a fix. There is no public exploit identified at time of analysis and the issue is not listed in CISA KEV.

Privilege escalation to SYSTEM level is achievable in Windows Spaceport.sys - the kernel-mode Storage Spaces port driver - across a wide range of Windows 10, Windows 11, and Windows Server releases, when an attacker has physical access to the target machine. An integer overflow or wraparound in the driver's arithmetic logic (CWE-190) can corrupt kernel memory structures, enabling full compromise of confidentiality, integrity, and availability. No public exploit identified at time of analysis, and SSVC confirms exploitation status as none, but the Technical Impact rating is total, meaning successful exploitation fully compromises the affected system.

Local privilege escalation in the Windows Audio Compression Manager (ACM) allows a low-privileged authenticated user to elevate to higher privileges (CVSS 7.8, CWE-284 improper access control). It affects a broad Windows fleet spanning Windows 10 (1607 through 22H2), Windows 11 (24H2/25H2/26H1), and Windows Server 2012 through 2025. Reported by Microsoft with a patch available; there is no public exploit identified at time of analysis and it is not listed in CISA KEV.

Local privilege escalation in Microsoft Windows Resilient File System (ReFS) allows an authenticated low-privileged user to gain elevated (SYSTEM-level) privileges by triggering a stack-based buffer overflow (CWE-121) in the ReFS driver. The flaw affects a broad range of Windows client and server releases, from Windows 10 1607 through Windows 11 26H1 and Windows Server 2016 through 2025. Microsoft has released a patch; there is no public exploit identified at time of analysis and the CVE is not listed in CISA KEV.

Local privilege escalation in the Windows AppX Deployment Service (AppXSvc) lets an already-authenticated, low-privileged user win a race condition to elevate to higher privileges across a broad range of Windows client and server builds (Windows 10 1607 through Windows 11 26H1, and Windows Server 2012 through 2025). The flaw stems from improper synchronization of a shared resource, and successful exploitation yields full confidentiality, integrity, and availability impact on the host. It is reported by Microsoft with a vendor patch available; there is no public exploit identified at time of analysis and it is not listed in CISA KEV.

Local privilege escalation in the Windows Win32K kernel-mode subsystem allows an already-authenticated low-privileged user to elevate to SYSTEM through an improper access-control flaw. The issue affects a broad range of Windows client and server releases, from Windows 10 1607 and Windows Server 2012 through Windows 11 26H1 and Windows Server 2025. Microsoft has released a patch; there is no public exploit identified at time of analysis, and the flaw is not listed in CISA KEV.

Uninitialized memory disclosure in the Windows SMB implementation enables a locally authenticated, low-privileged attacker to read sensitive contents from uninitialized kernel or heap buffers, achieving high confidentiality impact within the affected system. The vulnerability spans Windows 10 (from version 1607 through 22H2), Windows 11 (versions 24H2 through 26H1), and Windows Server 2012 through 2025 across both full and Server Core installation types. No public exploit code has been identified and CISA SSVC assesses exploitation status as none, placing this firmly in the patch-and-monitor category rather than emergency response.

Local privilege escalation in the Windows Spaceport.sys Storage Spaces driver lets an already-authenticated low-privileged user gain SYSTEM-level control across Windows 10, Windows 11, and Windows Server 2016 through 2025. The flaw stems from a missing authentication check on a critical driver function (CWE-306), and Microsoft has released a patch; no public exploit has been identified at time of analysis. With CVSS 7.8 (local, low-privilege) and full confidentiality, integrity, and availability impact, it is a strong candidate for chaining after an initial foothold.

Windows Kernel information disclosure across a broad range of Microsoft Windows desktop and server editions allows a local, unprivileged attacker to read sensitive kernel memory or system state not intended for user-space access. The CVSS:3.1 vector AV:L/AC:L/PR:N/UI:N confirms local code execution with no special privileges is sufficient to trigger the flaw. EPSS sits at 0.38% (30th percentile) with no CISA KEV listing and SSVC exploitation status of 'none,' indicating no confirmed or publicly observed active exploitation at time of analysis; however, kernel information leaks of this class are routinely used to stage ASLR-bypass steps in multi-stage privilege escalation chains.

Privilege escalation to SYSTEM level is achievable in the Windows USB Video Class (UVC) driver across a broad swath of Windows 10, 11, and Server editions via physical connection of a malicious USB device. The heap-based buffer overflow (CWE-122) is triggered when the driver processes attacker-controlled UVC descriptors from a crafted device, corrupting kernel heap memory. No active exploitation is confirmed (absent from CISA KEV, SSVC exploitation=none), and EPSS sits at 0.37% (29th percentile), consistent with the physical access barrier that makes mass exploitation impractical.

Elevation of privilege in Microsoft Windows (Server 2012 through 2025 and Windows 10/11 clients) lets a low-privileged local user gain SYSTEM-level rights by abusing an improper access control (CWE-284) weakness. The flaw was reported by Microsoft with a patch available, and CVSS 3.1 rates it 7.8 (High) with local vector and low privileges required. No public exploit identified at time of analysis and it is not listed in CISA KEV, so this is a patch-worthy but not emergency issue absent evidence of active exploitation.