CVE-2026-69900
Microsoft · Published September 8, 2026
7.8
CVSS v3.1
HIGHPatch availableGet patch
Description
Kernel Streaming WOW Thunk Service Driver Elevation of Privilege Vulnerability. Untrusted pointer dereference in Kernel Streaming WOW Thunk Service Driver allows an authorized attacker to elevate privileges locally.
Affected Products
- Windows 10 Version 21H2 for 32-bit Systems
- Windows 10 Version 21H2 for ARM64-based Systems
- Windows 10 Version 21H2 for x64-based Systems
- Windows 10 Version 22H2 for x64-based Systems
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C