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High · 7.8 Exploitation more likely Public exploit CVE-2025-50168 EUVD-2025-24343GHSA-xfmm-x85m-hhmr

Win32k Elevation of Privilege Vulnerability

Published Aug 12, 2025 · Updated Feb 26, 2026 · Assigned by microsoft

Description

Access of resource using incompatible type ('type confusion') in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.

Affected products

VendorProductAffectedFixed
Microsoft Windows 11 version 22H2 10.0.22621.0 – < 10.0.22621.5768 10.0.22621.5768
Microsoft Windows 11 version 22H3 10.0.22631.0 – < 10.0.22631.5768 10.0.22631.5768
Microsoft Windows 11 Version 23H2 10.0.22631.0 – < 10.0.22631.5768 10.0.22631.5768
Microsoft Windows 11 Version 24H2 10.0.26100.0 – < 10.0.26100.4946 10.0.26100.4946
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 – < 10.0.25398.1791 10.0.25398.1791
Microsoft Windows Server 2025 10.0.26100.0 – < 10.0.26100.4946 10.0.26100.4946
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 – < 10.0.26100.4946 10.0.26100.4946

Public exploits

Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.

Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.

GitHub 1 repository

Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.

Advisories 3

References