**Source : The Hacker News | 11 juin 2026** 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 👉 **Lire l'article complet sur The Hacker News :** [https://thehackernews.com/2026/06/new-greatxml-exploit-bypasses-windows.html](https://thehackernews.com/2026/06/new-greatxml-exploit-bypasses-windows.html)