Type Confusion in Microsoft Windows and Windows Server - CVE-2025-50168
Published: August 12, 2025 / Updated: November 7, 2025
Vulnerability identifier: #VU113900
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-50168
CWE-ID: CWE-843
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a type confusion error in Win32k. A local user can pass specially crafted data to the application, trigger a type confusion error and gain elevated privileges on the target system.
Affected software
Microsoft Windows
Windows Server
Windows Server
How to mitigate CVE-2025-50168
Install updates from vendor's website.
Microsoft Windows - addressed in versions 10 1507 10.0.10240.21100, 11 22H2 10.0.22621.5768, 11 23H2 10.0.22631.5768, 11 24H2 10.0.26100.4851, 11 24H2 10.0.26100.4946
Windows Server - addressed in versions 2012 R2 6.3.9600.22725, 2022 23H2 10.0.25398.1791, 2025 10.0.26100.4851, 2025 10.0.26100.4946
Windows Server - addressed in versions 2012 R2 6.3.9600.22725, 2022 23H2 10.0.25398.1791, 2025 10.0.26100.4851, 2025 10.0.26100.4946