CVE-2026-69906

Microsoft · Published September 8, 2026

8.2

CVSS v3.1

HIGH

Patch availableGet patch

Description

Windows Secure Kernel Mode Elevation of Privilege Vulnerability. Heap-based buffer overflow in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.

Affected Products

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)

CVSS Vector

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