CVE-2026-69401

Microsoft · Published September 8, 2026

7.0

CVSS v3.1

HIGH

Patch availableGet patch

Description

Audio Video Control Transport Protocol Elevation of Privilege Vulnerability. Use after free in Audio Video Control Transport Protocol allows an authorized attacker to elevate privileges locally.

Affected Products

Windows Server 2025 (Server Core installation)
Windows 11 Version 25H2 for ARM64-based Systems
Windows 11 Version 25H2 for x64-based Systems
Windows 11 Version 24H2 for ARM64-based Systems

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C