MICROSOFT-CVE-2026-35416

HIGH7.0

Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability

Published May 31, 2026

Modified 1 months ago

Details

Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

References

ADVISORY

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-35416

CVSS Analysis

CVSS v2.0

7.0

Upstream

CVE-2026-35416

Ecosystems

Timeline

PublishedMay 31, 2026

ModifiedJun 5, 2026