Insufficient verification of data authenticity in Windows and Windows Server - CVE-2025-27735

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Main Vulnerability Database Vulnerabilities #VU107286

Insufficient verification of data authenticity in Windows and Windows Server - CVE-2025-27735

Published: April 9, 2025


Vulnerability identifier: #VU107286
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-27735
CWE-ID: CWE-345
Exploitation vector: Local access
Exploit availability: No public exploit available
Vendor: Microsoft
Affected software:
Windows
Windows Server

Detailed vulnerability description

The vulnerability allows a local user to compromise the target system.

The vulnerability exists due to insufficient verification of data authenticity in Windows Virtualization-Based Security (VBS). A local administrator can bypass the Virtualization-based Security feature.


How to mitigate CVE-2025-27735

Install updates from vendor's website.

Sources