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Description

Protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.

PUBLISHED Reserved 2025-02-12 | Published 2025-04-08 | Updated 2026-02-16 | Assigner microsoft




MEDIUM: 6.8CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-693: Protection Mechanism Failure

Product status

10.0.10240.0 (custom) before 10.0.10240.20978
affected

10.0.14393.0 (custom) before 10.0.14393.7969
affected

10.0.17763.0 (custom) before 10.0.17763.7136
affected

10.0.19044.0 (custom) before 10.0.19044.5737
affected

10.0.19045.0 (custom) before 10.0.19045.5737
affected

10.0.22621.0 (custom) before 10.0.22621.5189
affected

10.0.22631.0 (custom) before 10.0.22631.5189
affected

10.0.22631.0 (custom) before 10.0.22631.5189
affected

10.0.26100.0 (custom) before 10.0.26100.3775
affected

6.3.9600.0 (custom) before 6.3.9600.22523
affected

6.3.9600.0 (custom) before 6.3.9600.22523
affected

10.0.14393.0 (custom) before 10.0.14393.7969
affected

10.0.14393.0 (custom) before 10.0.14393.7969
affected

10.0.17763.0 (custom) before 10.0.17763.7136
affected

10.0.17763.0 (custom) before 10.0.17763.7136
affected

10.0.20348.0 (custom) before 10.0.20348.3453
affected

10.0.25398.0 (custom) before 10.0.25398.1551
affected

10.0.26100.0 (custom) before 10.0.26100.3775
affected

10.0.26100.0 (custom) before 10.0.26100.3775
affected

References

seclists.org/fulldisclosure/2026/Feb/15

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-26637 (Windows BitLocker Security Feature Bypass Vulnerability) vendor-advisory patch

cve.org (CVE-2025-26637)

nvd.nist.gov (CVE-2025-26637)

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