CVE-2025-27735: Windows Virtualization-Based Security (VBS) Security Feature Bypass Vulnerability
Insufficient verification of data authenticity in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to bypass a security feature locally.
Other sources
Windows Virtualization-Based Security (VBS) Security Feature Bypass Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.3775Patch KB5055523 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22631.5189Patch KB5055528 - Upgrade
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Fixed in 10.0.19045.5737Patch KB5055518 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.19044.5737Patch KB5055518 - Upgrade
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Fixed in 10.0.25398.1551Patch KB5055527 - Upgrade
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Fixed in 10.0.17763.7136Patch KB5055519 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.20348.3453Patch KB5055526 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22621.5189Patch KB5055528 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.14393.7969Patch KB5055521 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.10240.20978Patch KB5055547
Event History
Frequently Asked Questions
What is the severity of CVE-2025-27735?
CVE-2025-27735 has a high severity level due to its ability to allow local attackers to bypass Windows Virtualization-Based Security features.
How do I fix CVE-2025-27735?
To fix CVE-2025-27735, apply the relevant security patches provided by Microsoft for your affected operating system version.
Which Microsoft products are affected by CVE-2025-27735?
CVE-2025-27735 affects various Microsoft products including Windows 10, Windows 11, and Windows Server versions.
Can CVE-2025-27735 be exploited remotely?
CVE-2025-27735 is not exploitable remotely as it requires local access to the system.
What are the potential impacts of CVE-2025-27735?
The potential impacts of CVE-2025-27735 include unauthorized access to sensitive data and the ability to bypass security features.