CVE-2026-65779: CWE-416: Use After Free in Microsoft Windows 11 Version 24H2
Use after free in Windows Autopilot allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability, identified as CVE-2026-65779 and classified under CWE-416 (Use After Free), affects Windows Autopilot in Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). It allows an authorized local attacker to elevate privileges by exploiting a use-after-free condition. The CVSS v3.1 base score is 7.0, indicating high severity, with attack vector local, high attack complexity, low privileges required, no user interaction, and impacts on confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability.
Potential Impact
An authorized local attacker can exploit this use-after-free vulnerability to elevate their privileges on the affected Windows 11 system, potentially gaining higher-level access than intended. This could lead to full system compromise depending on the privileges gained.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. Users and administrators should apply the security update provided by Microsoft as soon as possible to remediate this issue. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65779 for update details and installation instructions.
CVE-2026-65779: CWE-416: Use After Free in Microsoft Windows 11 Version 24H2
Description
Use after free in Windows Autopilot allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.0high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CVE-2026-65779 and classified under CWE-416 (Use After Free), affects Windows Autopilot in Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). It allows an authorized local attacker to elevate privileges by exploiting a use-after-free condition. The CVSS v3.1 base score is 7.0, indicating high severity, with attack vector local, high attack complexity, low privileges required, no user interaction, and impacts on confidentiality, integrity, and availability. Microsoft has released an official fix for this vulnerability.
Potential Impact
An authorized local attacker can exploit this use-after-free vulnerability to elevate their privileges on the affected Windows 11 system, potentially gaining higher-level access than intended. This could lead to full system compromise depending on the privileges gained.
Mitigation Recommendations
Microsoft has released an official fix for this vulnerability. Users and administrators should apply the security update provided by Microsoft as soon as possible to remediate this issue. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65779 for update details and installation instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-22T21:30:09.119Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65779","vendor":"Microsoft"}]
Threat ID: 6a7b5830bf8831d53915640d
Added to database: 08/11/2026, 17:13:20 UTC
Last enriched: 08/11/2026, 19:57:26 UTC
Last updated: 08/11/2026, 22:42:21 UTC
Views: 2
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