CVE-2025-26637: Windows BitLocker Security Feature Bypass Vulnerability
BitLocker Security Feature Bypass Vulnerability
Other sources
Protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.
— 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 6.3.9600.22523Patch KB5055557 - Upgrade
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Fixed in 10.0.14393.7969Patch KB5055521 - Upgrade
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Fixed in 10.0.10240.20978Patch KB5055547 - Upgrade
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Fixed in 10.0.26100.3775Patch KB5055523 - Upgrade
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Fixed in 10.0.25398.1551Patch KB5055527 - Upgrade
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Fixed in 10.0.22631.5189Patch KB5055528 - Upgrade
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Fixed in 10.0.19045.5737Patch KB5055518 - Upgrade
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Fixed in 10.0.19044.5737Patch KB5055518 - Upgrade
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Fixed in 10.0.22621.5189Patch KB5055528 - Upgrade
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Fixed in 10.0.20348.3453Patch KB5055526 - Upgrade
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Fixed in 10.0.17763.7136Patch KB5055519
Event History
Frequently Asked Questions
What is the severity of CVE-2025-26637?
CVE-2025-26637 has a critical severity rating due to its potential to allow unauthorized access to sensitive data.
How do I fix CVE-2025-26637?
To fix CVE-2025-26637, apply the latest security updates provided by Microsoft for the affected Windows products.
Which versions of Windows are affected by CVE-2025-26637?
CVE-2025-26637 affects multiple versions of Windows, including Windows 10, Windows 11, and Windows Server 2022.
What are the potential impacts of CVE-2025-26637?
An attacker exploiting CVE-2025-26637 can bypass BitLocker security, potentially gaining unauthorized access to encrypted data.
Is there a workaround for CVE-2025-26637?
As of now, Microsoft recommends applying the security patches as the primary solution and has not listed alternate workarounds for CVE-2025-26637.