Microsoft Warns: Windows Zero-Day ‘YellowKey’ Can Bypass BitLocker

Microsoft has released a temporary mitigation for YellowKey, a Windows zero-day that can reportedly bypass BitLocker protections.
Hosted on MSN

Researcher reveals USB-based BitLocker bypass in Windows 11

What is YellowKey?: A zero-day exploit allowing BitLocker bypass on Windows 11 and select servers using a USB stick and WinRE. Why it matters: It grants full access to encrypted drives without keys, ...
Memeburn

BitLocker Bypass Exploit Vulnerability Hits Windows?

A new BitLocker bypass vulnerability, CVE-2026-50507, lets anyone holding your stolen Windows laptop read its encrypted files without a password. Microsoft scored it 6.8 and patched it in June 2026, ...
JD Supra

YellowKey Zero-Day and the BitLocker Bypass: Compliance and Incident Response Implications

A publicly disclosed and widely unpatched zero-day vulnerability, named YellowKey, permits anyone with physical access to a device running Windows 11 or Windows Server 2022/2025 to bypass BitLocker ...
Bleeping Computer

Windows 10 Secure Boot update triggers BitLocker key recovery

Microsoft has acknowledged an issue affecting Windows 10 customers who have installed the KB4535680 security update that addresses a security feature bypass vulnerability in Secure Boot. Secure Boot ...
Hosted on MSN

Three Zero-Day Vulnerabilities Patched in June 2026 Windows Update

Three zero-days patched: Three publicly disclosed zero-day vulnerabilities in core Windows components were addressed in the June 2026 Patch Tuesday release. Privilege escalation flaw: A flaw in the ...
Techno-Science.net

BitLocker Recovery Key Saved My PC: Here’s How I Found and Used it

BitLocker locked me out of my PC after a system update, but the recovery key saved me. I found it on my Microsoft account under the device’s details and used it to unlock each encrypted drive. It’s a ...