CVE-2026-68820 Microsoft Windows Ancillary Function Driver for WinSock Use-After-Free vulnerability

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Security analyst reviewing a Windows workstation alert

CVE-2026-68820: Microsoft Windows Ancillary Function Driver for WinSock Use-After-Free Vulnerability

Microsoft Windows Ancillary Function Driver for WinSock contains a use-after-free vulnerability that allows an authorized attacker to elevate privileges locally.

12/08/2026 2 min read

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