Description
Time-of-check time-of-use (toctou) race condition in Windows HTTP.sys allows an authorized attacker to elevate privileges locally.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Microsoft Windows 10 Version 1809
10.0.17763.0 to < 10.0.17763.8389affected
Microsoft Windows 10 Version 21H2
10.0.19044.0 to < 10.0.19044.6937affected
Microsoft Windows 10 Version 22H2
10.0.19045.0 to < 10.0.19045.6937affected
Microsoft Windows 11 version 22H3
10.0.22631.0 to < 10.0.22631.6649affected
Microsoft Windows 11 Version 23H2
10.0.22631.0 to < 10.0.22631.6649affected
Microsoft Windows 11 Version 24H2
10.0.26100.0 to < 10.0.26100.7840affected
Microsoft Windows 11 Version 25H2
10.0.26200.0 to < 10.0.26200.7840affected
Microsoft Windows 11 version 26H1
10.0.28000.0 to < 10.0.28000.1575affected
Microsoft Windows 11 Version 26H1
10.0.28000.0 to < 10.0.28000.1575affected
Microsoft Windows Server 2019
10.0.17763.0 to < 10.0.17763.8389affected
Microsoft Windows Server 2019 (Server Core installation)
10.0.17763.0 to < 10.0.17763.8389affected
Microsoft Windows Server 2022
10.0.20348.0 to < 10.0.20348.4773affected
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)
10.0.25398.0 to < 10.0.25398.2149affected
Microsoft Windows Server 2025
10.0.26100.0 to < 10.0.26100.32370affected
Microsoft Windows Server 2025 (Server Core installation)
10.0.26100.0 to < 10.0.26100.32370affected