New GreatXML Exploit Bypasses Windows BitLocker via Recovery Partition XML Files Emmie Evans June 12, 2026

New GreatXML Exploit Bypasses Windows BitLocker via Recovery Partition XML Files

Security researcher Chaotic Eclipse (aka Nightmare-Eclipse and MSNightmare) has released a new Windows BitLocker bypass dubbed GreatXML, a day after they published an exploit for Microsoft Defender.

“This was an accidental discovery, it took a total of 4 hours to find this,” the researcher said in a post on Blogger. “If you ever attempted to use Windows Defender Offline Scan, you’re

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