CVE-2026-49173
HIGHMicrosoft Windows 11 version 26H1 - Windows Kernel Elevation of Privilege Vulnerability
Title source: ruleDescription
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
patch
Windows Kernel Elevation of Privilege Vulnerability
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49173
Scores
CVSS v3
7.8
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
Details
CWE
CWE-416
Status
published
Products (1)
Microsoft/Windows 11 version 26H1
10.0.28000.0 - 10.0.28000.2269
Published
Jul 14, 2026
Tracked Since
Jul 14, 2026