#VU126186 Improper access control in Windows and Windows Server - CVE-2026-32220

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Main Vulnerability Database Vulnerabilities #VU126186

#VU126186 Improper access control in Windows and Windows Server - CVE-2026-32220

Published: April 15, 2026


Vulnerability identifier: #VU126186
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2026-32220
CWE-ID: CWE-284
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Windows
Windows Server
Software vendor:
Microsoft

Description

The vulnerability allows a local user to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions in UEFI Secure Boot. A local administrator can bypass the Virtualization-based Security feature.


Remediation

Install updates from vendor's website.

External links