Summary
Time-of-check time-of-use (toctou) race condition in Windows Text Services Framework allows an authorized attacker to elevate privileges locally.
Products covered
Windows 11 Version 26H2 for ARM64-based Systems
Windows 11 Version 26H2 for x64-based Systems
Windows 10 Version 1809 for 32-bit Systems
Windows 10 Version 1809 for x64-based Systems
Windows Server 2019
Windows Server 2019 (Server Core installation)
Windows Server 2022
Windows Server 2022 (Server Core installation)
Show 20 more products
Windows 10 Version 21H2 for 32-bit Systems
Windows 10 Version 21H2 for ARM64-based Systems
Windows 10 Version 21H2 for x64-based Systems
Windows 10 Version 22H2 for x64-based Systems
Windows 10 Version 22H2 for ARM64-based Systems
Windows 10 Version 22H2 for 32-bit Systems
Windows Server 2025 (Server Core installation)
Windows 11 Version 25H2 for ARM64-based Systems
Windows 11 Version 25H2 for x64-based Systems
Windows 11 Version 23H2 for ARM64-based Systems
Windows 11 Version 23H2 for x64-based Systems
Windows 11 Version 24H2 for ARM64-based Systems
Windows 11 Version 24H2 for x64-based Systems
Windows Server 2025
Windows 11 version 26H1 for x64-based Systems
Windows 11 Version 26H1 for ARM64-based Systems
Windows 10 Version 1607 for 32-bit Systems
Windows 10 Version 1607 for x64-based Systems
Windows Server 2016
Windows Server 2016 (Server Core installation)
Remediation
Install KB5132061. Install KB5132043. Install KB5131085. Install KB5131090. Install KB5131096. Install KB5131080. Install KB5131077. Install KB5131087. Install KB5132059. Install KB5131291.
Vendor-listed fixes
10.0.26300.9974
10.0.26300.9911
10.0.17763.9487
10.0.20348.5870
10.0.19044.7846
10.0.19045.7846
10.0.26100.33822
10.0.26100.33730
Show 7 more fixes
10.0.26200.9974
10.0.26200.9911
10.0.22631.7711
10.0.26100.9974
10.0.26100.9911
10.0.28000.3501
10.0.14393.9688
CVEs in this advisory 1
Updates
- Published by Microsoft Security Response Center
The publication date reported by the vendor.
- Added to SecurityAlert
We collected the advisory from the official source.