CVE-2026-21238 Windows Ancillary Function Driver for WinSock Elevation of Privilege Vulnerability
⚠️ Importante
Improper access control in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Microsoft
CVE-2026-21238 CVSS 7.8
2026-02-10 08:00 UTC · 2026-02-10 05:00 -03