CVE-2026-45655 Details
Description
Protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a security feature with a physical attack.
A protection mechanism failure in Windows BitLocker allows unauthorized attackers to bypass the device encryption feature on the system storage device. This vulnerability can be exploited through a physical attack, giving access to encrypted data. Affected products include various versions of Windows 10, Windows 11, Windows Server 2012, Windows Server 2016, Windows Server 2019, Windows Server 2022, and Windows Server 2025.
Users can download the security update for their specific Windows version through the Microsoft Update Catalog. Knowledge Base articles related to this vulnerability are also available.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jun 10, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45655 | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-693 | Protection Mechanism Failure | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft windows 10 1607 | < 10.0.14393.9234 |
CPE
Remediation
| |
| microsoft windows 10 1809 | < 10.0.17763.8880 |
CPE
Remediation
| |
| microsoft windows 10 21h2 | < 10.0.19044.7417 |
CPE
Remediation
| |
| microsoft windows 10 22h2 | < 10.0.19045.7417 |
CPE
Remediation
| |
| microsoft windows 11 23h2 | < 10.0.22631.7219 |
CPE
Remediation
| |
| microsoft windows 11 24h2 | < 10.0.26100.8655 |
CPE
Remediation
| |
| microsoft windows 11 25h2 | < 10.0.26200.8655 |
CPE
Remediation
| |
| microsoft windows 11 26h1 | < 10.0.28000.2269 |
CPE
Remediation
| |
| microsoft windows server 2012 | r2 |
CPE
Remediation
| |
| microsoft windows server 2016 | < 10.0.14393.9234 |
CPE
Remediation
| |
| microsoft windows server 2019 | < 10.0.17763.8880 |
CPE
Remediation
| |
| microsoft windows server 2022 | < 10.0.20348.5256 |
CPE
Remediation
| |
| microsoft windows server 2025 | < 10.0.26100.32995 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 23, 2026 | CVE Translated | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 11, 2026 | Initial Analysis | [email protected] |
| Jun 9, 2026 | New CVE Received | [email protected] |