CVE-2025-26637: 
vulnerability analysis and mitigation

A protection mechanism failure vulnerability was identified in Windows BitLocker, tracked as CVE-2025-26637. The vulnerability was discovered and reported by Microsoft Corporation, with the initial CVE record created on February 12, 2025, and published on April 8, 2025. This security issue affects Windows BitLocker, Microsoft's disk encryption feature (MITRE CVE, NVD).

The vulnerability is classified as a Protection Mechanism Failure (CWE-693). According to the CVSS 3.1 scoring system, it has received a base score of 6.8 (MEDIUM), with the following vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. This indicates that the vulnerability requires physical access (AV:P), has low attack complexity (AC:L), requires no privileges (PR:N), needs no user interaction (UI:N), has unchanged scope (S:U), and can result in high impacts to confidentiality, integrity, and availability (C:H/I:H/A:H) (NVD).

The vulnerability allows an unauthorized attacker with physical access to bypass BitLocker's security features. This could potentially compromise the confidentiality, integrity, and availability of data protected by BitLocker encryption (MITRE CVE).

Microsoft has acknowledged the vulnerability and provided information through their Security Update Guide. Users should refer to Microsoft's security advisory for specific mitigation steps and updates (Microsoft Security).