CVE-2026-50436: CWE-416: Use After Free in Microsoft Windows 11 Version 24H2
CVE-2026-50436 is a use-after-free vulnerability in the Windows Kernel of Microsoft Windows 11 Version 24H2. This vulnerability allows an authorized local attacker to elevate privileges. The issue has a high severity rating with a CVSS score of 7.8. An official fix is available from Microsoft to address this vulnerability.
AI Analysis
Technical Summary
CVE-2026-50436 is a use-after-free vulnerability (CWE-416) in the Windows Kernel component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). It enables an authorized local attacker to elevate privileges by exploiting improper memory management in the kernel. The vulnerability has a CVSS 3.1 base score of 7.8, indicating high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to remediate this issue.
Potential Impact
Successful exploitation of this vulnerability allows an authorized local attacker to elevate their privileges, potentially gaining higher-level access to the affected system. This can lead to full system compromise, including unauthorized access to sensitive data and disruption of system operations.
Mitigation Recommendations
An official fix is available from Microsoft. It is recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50436 to remediate this vulnerability.
CVE-2026-50436: CWE-416: Use After Free in Microsoft Windows 11 Version 24H2
Description
CVE-2026-50436 is a use-after-free vulnerability in the Windows Kernel of Microsoft Windows 11 Version 24H2. This vulnerability allows an authorized local attacker to elevate privileges. The issue has a high severity rating with a CVSS score of 7.8. An official fix is available from Microsoft to address this vulnerability.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-50436 is a use-after-free vulnerability (CWE-416) in the Windows Kernel component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). It enables an authorized local attacker to elevate privileges by exploiting improper memory management in the kernel. The vulnerability has a CVSS 3.1 base score of 7.8, indicating high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to remediate this issue.
Potential Impact
Successful exploitation of this vulnerability allows an authorized local attacker to elevate their privileges, potentially gaining higher-level access to the affected system. This can lead to full system compromise, including unauthorized access to sensitive data and disruption of system operations.
Mitigation Recommendations
An official fix is available from Microsoft. It is recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50436 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:57:47.376Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50436","vendor":"Microsoft"}]
Threat ID: 6a56769f68715ace43f09467
Added to database: 07/14/2026, 17:49:19 UTC
Last enriched: 07/14/2026, 23:34:25 UTC
Last updated: 07/14/2026, 23:34:25 UTC
Views: 4
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