Skip to main content
View

Vulnerability Assessment

Weakness
CWE
CWE-284
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Access control enforcement
MITRE ATT&CK

1 technique across 1 tactic: Defense Evasion

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Sign in to read
This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).
Patch available 2.5% exploitation probability (EPSS)

Get an e-mail when this CVE is exploited, patched or re-scored. Free account.

Alert me

AnalysisAIv1 – Jul 14, 2026

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.

Affected VersionsENISA

Windows Server 2016 10.0.14393.0 <10.0.14393.9339
Windows Server 2012 6.2.9200.0 <6.2.9200.26226
Windows 11 Version 24H2 10.0.26100.0 <10.0.26100.8875
Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 <6.3.9600.23291
Windows Server 2019 (Server Core installation) 10.0.17763.0 <10.0.17763.9020
Windows Server 2025 (Server Core installation) 10.0.26100.0 <10.0.26100.33158
Windows Server 2012 R2 6.3.9600.0 <6.3.9600.23291
Windows 10 Version 22H2 10.0.19045.0 <10.0.19045.7548
Windows Server 2016 (Server Core installation) 10.0.14393.0 <10.0.14393.9339
Windows 10 Version 1809 10.0.17763.0 <10.0.17763.9020
Windows Server 2022 10.0.20348.0 <10.0.20348.5386
Windows Server 2025 10.0.26100.0 <10.0.26100.33158
Windows Server 2019 10.0.17763.0 <10.0.17763.9020
Windows Server 2012 (Server Core installation) 6.2.9200.0 <6.2.9200.26226
Windows 10 Version 1607 10.0.14393.0 <10.0.14393.9339
Windows 11 Version 25H2 10.0.26200.0 <10.0.26200.8875
Windows 11 version 26H1 10.0.28000.0 <10.0.28000.2269
Windows 10 Version 21H2 10.0.19044.0 <10.0.19044.7548

Affected Packages

microsoft windows_10_version_1607_10_0_14393_9339 fix: Windows 10 Version 1607 for 32-bit Systems 10.0.14393.9339, Windows 10 Version 1607 for x64-based Systems 10.0.14393.9339
microsoft windows_10_version_1809_10_0_17763_9020 fix: Windows 10 Version 1809 for 32-bit Systems 10.0.17763.9020, Windows 10 Version 1809 for x64-based Systems 10.0.17763.9020
microsoft windows_10_version_21h2_10_0_19044_7548 fix: Windows 10 Version 21H2 for 32-bit Systems 10.0.19044.7548, Windows 10 Version 21H2 for ARM64-based Systems 10.0.19044.7548, Windows 10 Version 21H2 for x64-based Systems 10.0.19044.7548
microsoft windows_10_version_22h2_10_0_19045_7548 fix: Windows 10 Version 22H2 for 32-bit Systems 10.0.19045.7548, Windows 10 Version 22H2 for ARM64-based Systems 10.0.19045.7548, Windows 10 Version 22H2 for x64-based Systems 10.0.19045.7548
microsoft windows_11_version_24h2_10_0_26100_8875 fix: Windows 11 Version 24H2 for ARM64-based Systems 10.0.26100.8875, Windows 11 Version 24H2 for x64-based Systems 10.0.26100.8875
microsoft windows_11_version_25h2_10_0_26200_8875 fix: Windows 11 Version 25H2 for ARM64-based Systems 10.0.26200.8875, Windows 11 Version 25H2 for x64-based Systems 10.0.26200.8875
microsoft windows_11_version_26h1_10_0_28000_2269 fix: Windows 11 version 26H1 for x64-based Systems 10.0.28000.2269
microsoft windows_11_version_26h1_10_0_28000_2525 fix: Windows 11 Version 26H1 for ARM64-based Systems 10.0.28000.2525
microsoft windows_server_2012_6_2_9200_26226 fix: Windows Server 2012 6.2.9200.26226, Windows Server 2012 (Server Core installation) 6.2.9200.26226
microsoft windows_server_2012_r2_6_3_9600_23291 fix: Windows Server 2012 R2 6.3.9600.23291, Windows Server 2012 R2 (Server Core installation) 6.3.9600.23291
microsoft windows_server_2016_10_0_14393_9339 fix: Windows Server 2016 10.0.14393.9339, Windows Server 2016 (Server Core installation) 10.0.14393.9339
microsoft windows_server_2019_10_0_17763_9020 fix: Windows Server 2019 10.0.17763.9020, Windows Server 2019 (Server Core installation) 10.0.17763.9020
microsoft windows_server_2022_10_0_20348_5386 fix: Windows Server 2022 10.0.20348.5386
microsoft windows_server_2025_10_0_26100_33158 fix: Windows Server 2025 10.0.26100.33158, Windows Server 2025 (Server Core installation) 10.0.26100.33158
euvd windows_10_version_1607 fix: 10.0.14393.9339
euvd windows_10_version_1809 fix: 10.0.17763.9020
euvd windows_10_version_21h2 fix: 10.0.19044.7548
euvd windows_10_version_22h2 fix: 10.0.19045.7548
euvd windows_11_version_24h2 fix: 10.0.26100.8875
euvd windows_11_version_25h2 fix: 10.0.26200.8875
euvd windows_11_version_26h1 fix: 10.0.28000.2269
euvd windows_server_2012 fix: 6.2.9200.26226
euvd windows_server_2012_r2 fix: 6.3.9600.23291
euvd windows_server_2012_r2_server_core_installation fix: 6.3.9600.23291
euvd windows_server_2012_server_core_installation fix: 6.2.9200.26226
euvd windows_server_2016 fix: 10.0.14393.9339
euvd windows_server_2016_server_core_installation fix: 10.0.14393.9339
euvd windows_server_2019 fix: 10.0.17763.9020
euvd windows_server_2019_server_core_installation fix: 10.0.17763.9020
euvd windows_server_2022 fix: 10.0.20348.5386
euvd windows_server_2025 fix: 10.0.26100.33158
euvd windows_server_2025_server_core_installation fix: 10.0.26100.33158

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 32 packages in microsoft, euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Sign in to check

Know when Windows Server 2012 gets its next vulnerability

  • Watch products and get an email when something new is published
  • Check this CVE against your own stack and servers
  • Exploit and PoC references, threat intelligence from 22 sources
Continue with Google Continue with GitHub

No credit card · 7-day full trial

Severity by source

Vendor (microsoft) PRIMARY 7.8 HIGH
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CIRCL (temporal) 6.8 MEDIUM

Primary rating from Vendor (microsoft).

CVSS VectorVendor: microsoft

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionCVE.org

Improper access control in Windows Audio Compression Manager (ACM) allows an authorized attacker to elevate privileges locally.

Executive ViewAI

Why It Matters

The Windows Audio Compression Manager contains a local privilege escalation flaw (CVE-2026-50351) affecting a broad enterprise footprint-Windows 10 (all recent versions), Windows 11, and Windows Server 2012-2025. Authenticated users can escalate privileges to compromise system integrity, enabling lateral movement and insider threats. Microsoft has released a patch; prioritized deployment mitigates this material risk to system security.

Recommended Action

Within 24 hours: inventory all systems running affected Windows versions (10 versions 1607-22H2, 11 versions 24H2-26H1, Server 2012-2025) and prioritize critical infrastructure. Within 7 days: deploy the Microsoft-released patch to critical and high-value systems using your standard patch management process. Within 30 days: complete patch deployment across the enterprise and confirm all affected systems are remediated.

Business Impact: High
Compensating Controls

Apply vendor patch.

Threat Intelligence Overview

EPSS Score
2.5%
Top 17% exploitable
Vendor Action
See Below
Required. The vulnerability documented by this CVE requires customer action to resolve.
Vendor Status
Publicly Disclosed:No
Exploited:No
Latest Software Release:Exploitation More Likely
Data Quality
5 sources
Confidence: Medium
EUVD 🇯🇵JVN NVD CVE.org EPSS Vulnrichment MSRC

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity HIGH
CISA KEV No
Public POC No
EPSS 2.5%
Patch available Yes
Active threat No
Deciding rule
HIGH severity (CVSS 7.0-8.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision
Scheduled
Exploitation
None
System Exposure· derived
Small
Automatable
No
Human Impact
High
Technical Impact
Total

Priority Score

42
Low Medium High Critical
KEV: 0
EPSS: +3
CVSS: +39
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

More in Windows Server 2012

View all
CVE-2021-40444 HIGH POC
8.8 Sep 15

Windows MSHTML component contains a remote code execution vulnerability that allows attackers to craft malicious ActiveX
CVE-2021-34527 HIGH POC
8.8 Jul 02

<p>A remote code execution vulnerability exists when the Windows Print Spooler service improperly performs privileged fi
CVE-2017-0199 HIGH POC
7.8 Apr 12

Remote code execution in Microsoft Office 2007-2016 and Windows Vista through 10 allows attackers to execute arbitrary c
CVE-2022-30190 HIGH POC
7.8 Jun 01

Windows MSDT (Microsoft Support Diagnostic Tool) allows remote code execution when called via the ms-msdt URL protocol f
CVE-2017-0147 HIGH POC
7.5 Mar 17

The SMBv1 server in Microsoft Windows Vista SP2; Windows Server 2008 SP2 and R2 SP1; Windows 7 SP1; Windows 8.1; Windows
CVE-2018-8174 HIGH POC
7.5 May 09

The Windows VBScript engine contains a remote code execution vulnerability in object handling that allows full system co
CVE-2021-1675 HIGH POC
7.8 Jun 08

Windows Print Spooler Remote Code Execution Vulnerability. Rated high severity (CVSS 7.8), this vulnerability is no auth
CVE-2016-7255 HIGH POC
7.8 Nov 10

The Win32k kernel-mode driver in Windows Vista through Windows Server 2016 allows local privilege escalation, exploited

CVE-2023-36884 HIGH POC
7.5 Jul 11

Windows Search Remote Code Execution Vulnerability. Rated high severity (CVSS 7.5), this vulnerability is remotely explo
CVE-2019-1458 HIGH POC
7.8 Dec 10

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in

CVE-2018-8453 HIGH POC
7.8 Oct 10

An elevation of privilege vulnerability exists in Windows when the Win32k component fails to properly handle objects in

CVE-2021-42278 HIGH POC
7.5 Nov 10

Active Directory Domain Services Elevation of Privilege Vulnerability. Rated high severity (CVSS 7.5), this vulnerabilit

Same weakness CWE-284 – Improper Access Control

View all
CVE-2015-3306 CRITICAL POC
10.0
CVE-2012-4681 CRITICAL POC
9.8
CVE-2011-3544 CRITICAL POC
9.8
CVE-2012-1723 CRITICAL POC
9.8
CVE-2012-5076 CRITICAL POC
9.8
CVE-2014-3120 HIGH POC
8.1
CVE-2013-2423 LOW POC
3.7
CVE-2016-3427 CRITICAL
9.8

Same technique Authentication Bypass

View all
CVE-2023-22515 CRITICAL POC
9.8
CVE-2013-2465 CRITICAL POC
9.8
CVE-2022-40684 CRITICAL POC
9.8
CVE-2025-61882 CRITICAL POC
9.8
CVE-2024-0012 CRITICAL POC
9.3

References

Advisories & patches
PATCH https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50351 ADVISORY https://nvd.nist.gov/vuln/detail/CVE-2026-50351

Search Externally

GitHub PoC Exploit-DB PacketStorm Snyk Rapid7 Nuclei Templates Trickest PoC
Back

This site uses cookies essential for authentication and security. No tracking or analytics cookies are used. Privacy Policy