CVE-2026-50487: CWE-416: Use After Free in Microsoft Windows 11 Version 24H2
Use after free in Microsoft Windows DNS allows an unauthorized attacker to elevate privileges over a network.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-50487) involves a use-after-free condition in the DNS component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). An attacker who successfully exploits this flaw can elevate privileges remotely without user interaction. The vulnerability is classified under CWE-416 (Use After Free). Microsoft has published an official security update to remediate this issue.
Potential Impact
Successful exploitation of this vulnerability allows an unauthorized attacker to elevate privileges on a vulnerable system remotely over a network. This can lead to full compromise of the affected system, including confidentiality, integrity, and availability impacts as indicated by the CVSS vector (C:H/I:H/A:H).
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 11 Version 24H2 (build 10.0.26100.0) as soon as possible to mitigate this vulnerability. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50487 for detailed patch information and guidance.
CVE-2026-50487: CWE-416: Use After Free in Microsoft Windows 11 Version 24H2
Description
Use after free in Microsoft Windows DNS allows an unauthorized attacker to elevate privileges over a network.
CVSS v3.1
Score 8.1high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-50487) involves a use-after-free condition in the DNS component of Microsoft Windows 11 Version 24H2 (build 10.0.26100.0). An attacker who successfully exploits this flaw can elevate privileges remotely without user interaction. The vulnerability is classified under CWE-416 (Use After Free). Microsoft has published an official security update to remediate this issue.
Potential Impact
Successful exploitation of this vulnerability allows an unauthorized attacker to elevate privileges on a vulnerable system remotely over a network. This can lead to full compromise of the affected system, including confidentiality, integrity, and availability impacts as indicated by the CVSS vector (C:H/I:H/A:H).
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided by Microsoft for Windows 11 Version 24H2 (build 10.0.26100.0) as soon as possible to mitigate this vulnerability. Refer to the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50487 for detailed patch information and guidance.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-06-04T18:59:53.336Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50487","vendor":"Microsoft"}]
Threat ID: 6a5676a468715ace43f095fe
Added to database: 07/14/2026, 17:49:24 UTC
Last enriched: 08/13/2026, 15:03:11 UTC
Last updated: 08/25/2026, 22:52:12 UTC
Views: 76
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