CVE-2026-49173
Microsoft · Published July 14, 2026
7.8
CVSS v3.1
HIGHPatch availableGet patch
Description
Windows Kernel Elevation of Privilege Vulnerability. Use after free in Windows Kernel 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