CVE-2023-36731: Microsoft Windows 10 1507

High severity, CVSS 7.8. EPSS: 7.8% chance of exploitation in the next 30 days.

Win32k Elevation of Privilege Vulnerability

Affected products

• Microsoft Windows 10 1507: before 10.0.10240.20232 (fixed in 10.0.10240.20232)
• Microsoft Windows 10 1607: before 10.0.14393.6351 (fixed in 10.0.14393.6351)
• Microsoft Windows 10 1809: before 10.0.17763.4974 (fixed in 10.0.17763.4974)
• Microsoft Windows 10 21h2: before 10.0.19041.3570 (fixed in 10.0.19041.3570)
• Microsoft Windows 10 22h2: before 10.0.19045.3570 (fixed in 10.0.19045.3570)
• Microsoft Windows 11 21h2: before 10.0.22000.2538 (fixed in 10.0.22000.2538)
• Microsoft Windows 11 22h2: before 10.0.22621.2428 (fixed in 10.0.22621.2428)
• Microsoft Windows Server 2008: version r2 only
• Microsoft Windows Server 2012: affected versions not specified; version r2 only
• Microsoft Windows Server 2016: affected versions not specified
• Microsoft Windows Server 2019: affected versions not specified
• Microsoft Windows Server 2022: affected versions not specified

Published 2023-10-10. Last modified 2026-06-17.