CyberICT

CVE-2026-69597

Microsoft · Published September 8, 2026

CVSS v3.1

HIGH
Patch availableGet patch

Description

Windows HTTP.sys Elevation of Privilege Vulnerability. Use after free in Windows HTTP.sys allows an authorized attacker to elevate privileges over a network.

Affected Products

  • 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

CVSS Vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C