CVE-2025-27735

Published: Apr 8, 2025Modified: Jul 10, 2025

6.0

Vector

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

Exploitability: 0.8 / Impact: 5.2

Source: secure@microsoft.com (Secondary)

Description

Insufficient verification of data authenticity in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to bypass a security feature locally.

Affected (16)

Products: Microsoft: Windows 10 1507, Windows 10 1607, Windows 10 1809, Windows 10 21h2, Windows 10 22h2, Windows 11 22h2, Windows 11 23h2, Windows 11 24h2, Windows Server 2016, Windows Server 2019, Windows Server 2022, Windows Server 2022 23h2, Windows Server 2025

13 products

Windows Server 2022 23h2

Windows Server 2025

Configuration A

16 vulnerable

Vulnerable Software	Affected Versions
Microsoft Windows 10 1507	Before 10.0.10240.20978
Microsoft Windows 10 1507	Before 10.0.10240.20978
Microsoft Windows 10 1607	Before 10.0.14393.7969
Microsoft Windows 10 1607	Before 10.0.14393.7969
Microsoft Windows 10 1809	Before 10.0.17763.7136
Microsoft Windows 10 1809	Before 10.0.17763.7136
Microsoft Windows 10 21h2	Before 10.0.19044.5737
Microsoft Windows 10 22h2	Before 10.0.19045.5737
Microsoft Windows 11 22h2	Before 10.0.22621.5189
Microsoft Windows 11 23h2	Before 10.0.22631.5189
Microsoft Windows 11 24h2	Before 10.0.26100.3775
Microsoft Windows Server 2016	Before 10.0.14393.7969
Microsoft Windows Server 2019	Before 10.0.17763.7136
Microsoft Windows Server 2022	Before 10.0.20348.3453
Microsoft Windows Server 2022 23h2	Before 10.0.25398.1551
Microsoft Windows Server 2025	Before 10.0.26100.3775

Related CWEs

CWE-345

Insufficient Verification of Data Authenticity

The product does not sufficiently verify the origin or authenticity of data, in a way that causes it to accept invalid data.

References (1)

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27735

Source: secure@microsoft.com

Vendor Advisory

Timeline

No history available yet.