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 ...
Morning Overview on MSN

Microsoft just rushed out a fix for 'YellowKey' — a Windows flaw that lets attackers pop open BitLocker-encrypted drives and read what's inside

Microsoft has confirmed a vulnerability in Windows Recovery Environment that can let an attacker with physical access bypass BitLocker encryption and read the contents of a protected drive. The flaw, ...

Zero-day exploit completely defeats default Windows 11 BitLocker protections

A zero-day exploit circulating online allows people with physical access to a Windows 11 system to bypass default BitLocker protections and gain complete access to an encrypted drive within seconds.
SecurityWeek

Microsoft Rolls Out Mitigations for ‘YellowKey’ BitLocker Bypass

Microsoft has announced mitigations for CVE-2026-45585, a BitLocker bypass triggered via FsTx in Windows Recovery.
TweakTown

Security researcher finds zero-day exploit that defeats Windows 11 BitLocker, calls it an insane 'backdoor' discovery

Users who rely solely on TPM-based BitLocker are most at risk, while those with a PIN or USB security key at boot are ...
Morning Overview on MSN

A newly found Windows flaw called 'YellowKey' lets attackers unlock BitLocker-encrypted drives — and Microsoft just rushed out an emergency fix

Microsoft broke from its regular monthly patch schedule in late May 2026 to push an emergency fix for a vulnerability that ...

Windows BitLocker zero-day gives access to protected drives, PoC released

A cybersecurity researcher has published proof-of-concept (PoC) exploits for two unpatched Microsoft Windows vulnerabilities ...
Windows Report

Microsoft Criticizes YellowKey PoC as Researcher Fires Back

The YellowKey BitLocker exploit release has triggered another public clash between Microsoft and Nightmare-Eclipse.
Bitdefender

BitLocker zero-day exposes Windows drives as PoC goes public

The BitLocker issue, named YellowKey, was published by a researcher using the monikers Chaotic Eclipse and Nightmare Eclipse.

Microsoft shares mitigation for YellowKey Windows zero-day

Microsoft has shared mitigations for YellowKey, a recently disclosed Windows BitLocker zero-day vulnerability that grants ...
Windows Report

YellowKey BitLocker Bypass And GreenPlasma Exploit Surface For Windows 11

New YellowKey and GreenPlasma exploits reportedly target BitLocker and privilege escalation on Windows 11 and Windows Server ...
The Hacker News

Windows Zero-Days Expose BitLocker Bypasses And CTFMON Privilege Escalation

An anonymous cybersecurity researcher who disclosed three Microsoft Defender vulnerabilities has returned with two more ...