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CVE PROGRAM SOURCE RECORD7.5 High

CVE-2026-33096

HTTP.sys Denial of Service Vulnerability

Description

Out-of-bounds read in Windows HTTP.sys allows an unauthorized attacker to deny service over a network.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Microsoft Windows 11 version 23H2

  • 10.0.22631.0 to < 10.0.22631.6936affected

Microsoft Windows 11 Version 23H2

  • 10.0.22631.0 to < 10.0.22631.6936affected

Microsoft Windows 11 Version 24H2

  • 10.0.26100.0 to < 10.0.26100.8246affected

Microsoft Windows 11 Version 25H2

  • 10.0.26200.0 to < 10.0.26200.8246affected

Microsoft Windows 11 version 26H1

  • 10.0.28000.0 to < 10.0.28000.1836affected

Microsoft Windows Server 2022

  • 10.0.20348.0 to < 10.0.20348.5020affected

Microsoft Windows Server 2022, 23H2 Edition (Server Core installation)

  • 10.0.25398.0 to < 10.0.25398.2274affected

Microsoft Windows Server 2025

  • 10.0.26100.0 to < 10.0.26100.32690affected

Microsoft Windows Server 2025 (Server Core installation)

  • 10.0.26100.0 to < 10.0.26100.32690affected

References