Microsoft

Windows Overlay Filter Elevation of Privilege Vulnerability

CVE-2026-83879 Oct 13, 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-2026-83879

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CVE-2026-83879 BR2026-0003-023363 unclaimed

Windows Overlay Filter Elevation of Privilege Vulnerability

Credited as Kentaro Kawane with GMO Cybersecurity by Ierae, Inc.