HIGHCVE-2026-20938Published Modified CNA microsoft
CVE-2026-20938: 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.
Metrics
- CVSS v3.1
- 7.8
- Severity
- HIGH
- Fixed in
- 10.0.22631.6491
- Affected Products
- 4
Fix available
10.0.22631.649110.0.26100.762310.0.26200.7623
Affected packages
- Microsoft / Windows 11 version 22H3< 10.0.22631.6491 (from 10.0.22631.0)
- Microsoft / Windows 11 Version 23H2< 10.0.22631.6491 (from 10.0.22631.0)
- Microsoft / Windows 11 Version 24H2< 10.0.26100.7623 (from 10.0.26100.0)
- Microsoft / Windows 11 Version 25H2< 10.0.26200.7623 (from 10.0.26200.0)
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