CyberICT

CVE-2026-26165

Microsoft · Published April 14, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

Windows Shell Elevation of Privilege Vulnerability. Use after free in Windows Shell allows an authorized attacker to elevate privileges locally.

Affected Products

  • Windows 11 Version 26H1 for ARM64-based Systems
  • Windows 11 version 26H1 for x64-based Systems
  • Windows Server 2022
  • Windows Server 2022 (Server Core installation)

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