CVE-2026-69287: CWE-416: Use After Free in Microsoft Windows 10 Version 1607
Description
CVE-2026-69287 is a use-after-free vulnerability in Microsoft Windows 10 Version 1607 Remote Desktop Services that allows an authorized local attacker to elevate privileges. The vulnerability affects multiple Windows 10 builds prior to specific patched versions. It has a high severity rating with a CVSS score of 7.0. 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 Server 2012
Microsoft
Windows Server 2012 (Server Core installation)
Microsoft
Windows Server 2012 R2
Microsoft
Windows Server 2012 R2 (Server Core installation)
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, identified as CWE-416 (Use After Free), exists in Windows Remote Desktop Services on Windows 10 Version 1607 and related builds. It allows an authorized attacker with local access to exploit a use-after-free condition to elevate their privileges on the affected system. The vulnerability is present in multiple Windows 10 versions, specifically those versions greater than or equal to 10.0.14393.0 but less than 10.0.14393.9512, and similarly for other build ranges as listed. Microsoft has published an official fix to address this issue.
Potential Impact
An authorized local attacker can exploit this vulnerability to elevate privileges, potentially gaining higher system rights than intended. This could lead to full system compromise depending on the privileges escalated. The CVSS v3.1 score of 7.0 reflects high impact on 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-2026-69287. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-08-03T20:44:03.598Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69287","vendor":"Microsoft"}]
Threat ID: 6aa044dfacd9273b49fa7d9d
Added to database: 09/08/2026, 17:24:47 UTC
Last enriched: 10/16/2026, 21:00:15 UTC
Last updated: 10/23/2026, 15:10:14 UTC
Views: 27
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