HIGHVulnerability
Verified
Global
CISA KEV: Microsoft Windows Ancillary Function Driver for WinSock — Microsoft Windows Ancillary Function Driver for WinSock Use-After-Free Vulnerability
·Source: CISA KEV
Updated:
Executive Summary
Microsoft Windows Ancillary Function Driver for WinSock contains a use-after-free vulnerability that allows an authorized attacker to elevate privileges locally.
Analysis
Microsoft Windows Ancillary Function Driver for WinSock contains a use-after-free vulnerability that allows an authorized attacker to elevate privileges locally. Added to CISA Known Exploited Vulnerabilities catalog on 2026-08-11. Remediation due: 2026-08-25.