# Title * HN59 - Microsoft AI Discovers 20 Zero-Day Vulnerabilities in Bootloaders! ## Description
🔍 Microsoft’s AI Uncovers 20 Zero-Day Threats | CoffeeLoader Malware Gets Smarter
In this episode of Exploit Brokers, Cipherceval dives into how Microsoft Security Copilot, powered by AI, discovered over 20 previously unknown vulnerabilities in popular bootloaders like GRUB2, U-Boot, and Barebox. These flaws could allow attackers to bypass Secure Boot and install stealthy bootkits.
We also explore the terrifying evolution of CoffeeLoader malware — now equipped with GPU-based cloaking, Windows fibers, and sleep obfuscation — making it one of the most advanced malware loaders in circulation today.
Whether you're into cybersecurity, AI advancements, or just curious about the future of hacking and defense, this episode breaks it all down.
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#CyberSecurity #AI #MicrosoftCopilot #CoffeeLoader #Malware #Rootkit #ZeroDay #ExploitBrokers #InfoSec #Hacking #EDREvasion

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Show Notes: https://exploitbrokers.com/podcasts/hn59
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⏱️ Timeline:
00:00 – Intro 00:44 – Microsoft AI Finds 20+ Critical Bootloader Vulnerabilities 10:02 – CoffeeLoader Malware’s Advanced Evasion Techniques 17:50  – Final Thoughts: AI in Cybersecurity & What Comes Next
🔗 References & Sources * Microsoft Uses AI for Security: https://www.bleepingcomputer.com/news/security/microsoft-uses-ai-to-find-flaws-in-grub2-u-boot-barebox-bootloaders/ * CoffeeLoader: https://www.darkreading.com/threat-intelligence/coffeeloader-malware-evasion-tricks