GreatXML, a new Windows BitLocker bypass exploit, targets a zero-day vulnerability in Microsoft Defender’s offline scan.

A publicly disclosed and widely unpatched zero-day vulnerability, named YellowKey, permits anyone with physical access to a device running Windows ...

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.

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

Microsoft broke from its regular monthly patch schedule in late May 2026 to push an emergency fix for a vulnerability that can bypass BitLocker, the full-disk encryption tool built into Windows. The ...

GreatXML can bypass BitLocker on Windows systems where Defender Offline Scan was used, exposing encrypted drive data.

A new Windows zero-day reportedly bypasses BitLocker, adding pressure on Microsoft as researchers debate the exploit’s ...

A BitLocker bypass vulnerability lets thieves read your encrypted Windows files in 2026. Here's the zero-day flaw, who's ...

On Tuesday, Microsoft patched two zero-day vulnerabilities that let attackers gain SYSTEM privileges on fully patched Windows ...

Cybersecurity researcher and current Microsoft nemesis, Nightmare-Eclipse, has released a new pair of zero-day Windows exploits following this week's Patch Tuesday, which had patched the last of ...

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, ...

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 ...