CyberICT

CVE-2026-58634

Microsoft · Published July 14, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

Desktop Window Manager Elevation of Privilege Vulnerability. Use after free in Desktop Window Manager allows an authorized attacker to elevate privileges locally.

Affected Products

  • Windows 11 version 26H1 for x64-based Systems
  • Windows 11 Version 26H1 for ARM64-based Systems

CVSS Vector

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