CVE-2023-21768-AFD-for-WinSock-EoP-exploit

Elevation of Privilege exploit for AFD for WinSock (afd.sys) on Windows 11 22621.963.

Published 9 Oct 2026Updated 9 Oct 202625 sources
CVSS 7.8 PoC CANDIDATE

What happened

Elevation of Privilege exploit for AFD for WinSock (afd.sys) on Windows 11 22621.963.

Affected versions

Unknown product: See original advisory Fixed: See vendor advisory.

Why it matters

This source correlation may provide earlier visibility while structured CVE metadata is still being updated.

Detection & mitigation

  • Review the original advisory and validate affected versions.
  • Apply vendor-provided updates or mitigations when available.

Public PoC references