CVE-2026-20938
HIGHWindows VBS Enclave - Privilege Escalation
Title source: llmDescription
Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.
Scores
CVSS v3
7.8
EPSS
0.0003
EPSS Percentile
8.2%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Classification
CWE
CWE-822
Status
published
Affected Products (6)
microsoft/windows_11_23h2
< 10.0.22631.6491
microsoft/windows_11_23h2
< 10.0.22631.6491
microsoft/windows_11_24h2
< 10.0.26100.7623
microsoft/windows_11_24h2
< 10.0.26100.7623
microsoft/windows_11_25h2
< 10.0.26200.7623
microsoft/windows_11_25h2
< 10.0.26200.7623
Timeline
Published
Jan 13, 2026
Tracked Since
Feb 18, 2026