CVE-2026-20935 MEDIUM

CVE-2026-20935: Windows Virtualization-Based Security (VBS) Information Disclosure Vulnerability

Vendor Microsoft
Product Windows 11 version 22H3
Weakness CWE-822
Published January 13, 2026
Last update April 1, 2026
View on NVD All CVEs

CVSS base score

6.2/10
Attack vector Local
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity None

CVSS vector

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

What the vulnerability does

01Description

Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an unauthorized attacker to disclose information locally.

Key dates

02Disclosure timeline

January 13, 2026 CVE published
April 1, 2026 Record updated