CVE-2026-96932: CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') in Microsoft Windows 10 Version 1607
Description
CVE-2026-96932 is a high-severity race condition vulnerability in the Windows Embedded Mode Service of Microsoft Windows 10 Version 1607 and related builds. It allows an authorized local attacker to elevate privileges due to improper synchronization when concurrently accessing shared resources. The vulnerability affects multiple Windows 10 versions prior to specific patched builds. An official fix is available from Microsoft.
CVSS v3.1
Score 7.0high
Affected software
Microsoft
Windows 10 Version 1607
Microsoft
Windows 10 Version 1809
Microsoft
Windows 10 Version 21H2
Microsoft
Windows 10 Version 22H2
Microsoft
Windows 11 version 23H2
Microsoft
Windows 11 Version 23H2
Microsoft
Windows 11 Version 24H2
Microsoft
Windows 11 Version 25H2
Microsoft
Windows 11 version 26H1
Microsoft
Windows 11 Version 26H2
Microsoft
Windows Server 2016
Microsoft
Windows Server 2016 (Server Core installation)
Microsoft
Windows Server 2019
Microsoft
Windows Server 2019 (Server Core installation)
Microsoft
Windows Server 2022
Microsoft
Windows Server 2025
Microsoft
Windows Server 2025 (Server Core installation)
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a race condition (CWE-362) in the Windows Embedded Mode Service of Microsoft Windows 10 Version 1607 and other related versions. Improper synchronization during concurrent execution of shared resources can be exploited by an authorized local attacker to elevate privileges. The CVSS 3.1 base score is 7.0 (high), reflecting high impact on confidentiality, integrity, and availability. Microsoft has published an official fix for this issue.
Potential Impact
An authorized local attacker can exploit this race condition to elevate privileges on affected Windows 10 systems. This could lead to full system compromise, including unauthorized access to sensitive data and control over system processes. The vulnerability impacts confidentiality, integrity, and availability.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security updates provided by Microsoft for the affected Windows 10 versions as detailed in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96932. No additional mitigation steps are indicated beyond applying the official patch.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-09-23T20:30:01.468Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-96932","vendor":"Microsoft"}]
Threat ID: 6ace85842cdf04f656a004d8
Added to database: 10/13/2026, 19:24:52 UTC
Last enriched: 10/13/2026, 23:48:36 UTC
Last updated: 10/13/2026, 23:48:36 UTC
Views: 4
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