CVE-2026-108471

Microsoft · Published October 13, 2026

8.8

CVSS v3.1

HIGH

Patch availableGet patch

Description

Windows Virtualization-Based Security (VBS) Enclave Elevation of Privilege Vulnerability. Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.

Affected Products

Windows Server 2019
Windows 10 Version 1809 for 32-bit Systems
Windows 10 Version 1809 for x64-based Systems
Windows Server 2019 (Server Core installation)

CVSS Vector

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