CVE-2026-69576: CWE-416: Use After Free in Microsoft Windows 10 Version 1607
Description
CVE-2026-69576 is a use-after-free vulnerability in the Graphic Fonts component of Microsoft Windows 10 Version 1607 and related builds. This flaw allows an authorized local attacker to elevate privileges on the affected system. The vulnerability has a high severity rating with a CVSS score of 7.8. Microsoft has released official fixes for the affected versions. No known exploits are reported in the wild at this time.
CVSS v3.1
Score 7.8high
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 the Graphic Fonts component of Microsoft Windows 10 Version 1607 and other specified builds. An authorized attacker with local access can exploit this flaw to elevate their privileges. The vulnerability affects multiple Windows 10 builds, specifically versions from 10.0.14393.0 up to but not including 10.0.14393.9512, and several other version ranges as detailed. Microsoft has published an official fix to address this issue.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges, potentially gaining higher-level access to the system. This could lead to full control over the affected Windows system, impacting confidentiality, integrity, and availability.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security updates provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69576 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-08-03T21:15:56.836Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69576","vendor":"Microsoft"}]
Threat ID: 6aa04512acd9273b49fa9652
Added to database: 09/08/2026, 17:25:38 UTC
Last enriched: 10/16/2026, 21:22:12 UTC
Last updated: 10/23/2026, 15:10:14 UTC
Views: 20
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