Microsoft

Winlogon Elevation of Privilege Vulnerability

CVE-2026-61939 Aug 11, 2026 Source: Vendor

Source of record The credited names below are quoted verbatim from the vendor's own advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-61939

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CVE-2026-61939 BR2026-0003-017087 unclaimed

Winlogon Elevation of Privilege Vulnerability

Credited as z1r0