CVE-2026-45655 Windows BitLocker Security Feature Bypass Vulnerability

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June 9, 2026—KB5095051 (OS Build 28000.2269)

June 9, 2026—KB5095051 OS Build 28000.2269 ​​​​​This cumulative update for Windows 11, version 26H1 KB5095051 includes the latest security fixes and improvements, along with non-security updates from last month's optional preview release. Visit the Windows release health dashboard for the latest...

Windows BitLocker Security Feature Bypass Vulnerability

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

Windows BitLocker Security Feature Bypass Vulnerability

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

Windows BitLocker Security Feature Bypass Vulnerability

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

PT-2026-48016

Name of the Vulnerable Software and Affected Versions Windows BitLocker affected versions not specified Description A protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a security feature through a physical attack, which can subsequently affect the system...

PT-2026-48019

Name of the Vulnerable Software and Affected Versions Windows BitLocker affected versions not specified Description A protection mechanism failure in Windows BitLocker allows an unauthorized attacker to bypass a security feature. This issue requires physical access to the device to be exploited...

Microsoft Windows BitLocker 访问控制错误漏洞

Microsoft Windows BitLocker is a security feature provided by Microsoft that ensures the recovery key is backed up and secure before it is activated. There is an access control vulnerability in Microsoft Windows BitLocker. Attackers can exploit this vulnerability to bypass certain features. The...

Microsoft Windows BitLocker 安全漏洞

Microsoft Windows BitLocker is a security feature provided by Microsoft that ensures the recovery key is backed up and secure before it is activated. However, Microsoft Windows BitLocker has security vulnerabilities. Attackers can exploit these vulnerabilities to bypass certain features. The...

Microsoft Windows BitLocker 访问控制错误漏洞

Microsoft Windows BitLocker is a security feature provided by Microsoft that ensures the recovery key is backed up and secure before it is activated. There is an access control vulnerability in Microsoft Windows BitLocker. Attackers can exploit this vulnerability to bypass certain features. The...

Windows 11 Hardening Auditor for WinRE and BitLocker

This Python-based Windows security utility performs defensive auditing and mitigation tasks focused on Windows Recovery Environment WinRE and CVE-2026-45585, BitLocker protection policies, Secure Boot, TPM configuration, and boot-time execution integrity on Windows 11 systems...

Microsoft Threatening Security Researcher

An anonymous security researcher called "Nightmare Eclipse" has been publishing a series of significant security exploits against Microsoft Windows--including one that breaks BitLocker. Microsoft has threatened legal action against the researcher. Lots of recriminations are being traded back and...

YellowKey Bitlocker Bypass Mitigation

YellowKey is a zero-day physical attack vulnerability discovered in May 2026 that allows attackers with physical access to completely bypass BitLocker encryption on Windows 11 devices. This is a mitigation that modifies the Windows Recovery Environment to remove or disable the vulnerable...

Microsoft Slams Public Zero-Day Disclosures Amid GitHub Researcher Account Removal

Microsoft has come out strongly in favor of Coordinated Vulnerability Disclosure CVD, urging the research community to share their findings and give affected vendors an opportunity to better understand the impact and address them before they are publicly disclosed. The development comes after a...

Microsoft Releases Mitigation for YellowKey BitLocker Bypass CVE-2026-45585 Exploit

Microsoft on Tuesday released a mitigation for a BitLocker bypass vulnerability named YellowKey following its public disclosure last week. The zero-day flaw, now tracked as CVE-2026-45585 , carries a CVSS score of 6.8. It has been described as a BitLocker security feature bypass. "Microsoft is...

Vulnerabilities found in Microsoft Windows

Microsoft has published measures to address a vulnerability in Windows operating systems that could allow malicious individuals to access data encrypted via BitLocker. The vulnerability involves bypassing a security feature in Windows, known as “YellowKey”. A proof of concept is available that...

Astra Linux - уязвимость в samba

The fixes in 4.6.16, 4.7.9, 4.8.4, and 4.9.7 for CVE-2018-10919, which address the issue of confidential attributes being disclosed via LDAP filters, were insufficient. An attacker may be able to obtain confidential BitLocker recovery keys from a Samba AD DC...

CVE-2026-45585 Windows BitLocker Security Feature Bypass Vulnerability

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CVE-2026-45585 Windows BitLocker Security Feature Bypass Vulnerability

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CVE-2026-45585

CVE-2026-45585 concerns a Windows security feature bypass publicly referred to as “YellowKey.” The CVE entry notes a mitigation path provided by Microsoft to protect against the vulnerability until an update is released. The CVSSv3.1 metrics indicate a MEDIUM base score (6.8) with physical attack...