CVE-2025-48001

Windows BitLocker Security Feature Bypass Vulnerability

State: Published
Severity: 6.8 Medium
Published: Jul 8, 2025
Updated: Feb 13, 2026
Reserved: May 14, 2025

Description

Time-of-check time-of-use (toctou) race condition in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.

Scores

CVSS	Score	Vector	Source
3.1	6.8 Medium	CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C	microsoft

Weaknesses

CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition

Affected Products

Product	Versions
Windows 10 Version 1507Microsoft	10.0.10240.0 to before 10.0.10240.21073Affected
Windows 10 Version 1607Microsoft	10.0.14393.0 to before 10.0.14393.8246Affected
Windows 10 Version 1809Microsoft	10.0.17763.0 to before 10.0.17763.7558Affected
Windows 10 Version 21H2Microsoft	10.0.19044.0 to before 10.0.19044.6093Affected
Windows 10 Version 22H2Microsoft	10.0.19045.0 to before 10.0.19045.6093Affected
Windows 11 version 22H2Microsoft	10.0.22621.0 to before 10.0.22621.5624Affected
Windows 11 version 22H3Microsoft	10.0.22631.0 to before 10.0.22631.5624Affected
Windows 11 Version 23H2Microsoft	10.0.22631.0 to before 10.0.22631.5624Affected
Windows 11 Version 24H2Microsoft	10.0.26100.0 to before 10.0.26100.4652Affected
Windows Server 2012Microsoft	6.2.9200.0 to before 6.2.9200.25573Affected
Windows Server 2012 (Server Core installation)Microsoft	6.2.9200.0 to before 6.2.9200.25573Affected
Windows Server 2012 R2Microsoft	6.3.9600.0 to before 6.3.9600.22676Affected
Windows Server 2012 R2 (Server Core installation)Microsoft	6.3.9600.0 to before 6.3.9600.22676Affected
Windows Server 2016Microsoft	10.0.14393.0 to before 10.0.14393.8246Affected
Windows Server 2016 (Server Core installation)Microsoft	10.0.14393.0 to before 10.0.14393.8246Affected
Windows Server 2019Microsoft	10.0.17763.0 to before 10.0.17763.7558Affected
Windows Server 2019 (Server Core installation)Microsoft	10.0.17763.0 to before 10.0.17763.7558Affected
Windows Server 2022Microsoft	10.0.20348.0 to before 10.0.20348.3932Affected
Windows Server 2022, 23H2 Edition (Server Core installation)Microsoft	10.0.25398.0 to before 10.0.25398.1732Affected
Windows Server 2025Microsoft	10.0.26100.0 to before 10.0.26100.4652Affected
Windows Server 2025 (Server Core installation)Microsoft	10.0.26100.0 to before 10.0.26100.4652Affected

References

Windows BitLocker Security Feature Bypass Vulnerabilityvendor-advisorypatch

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