
How Claude Mythos found a 15-year-old bug in Mozilla Firefox | Brian Grinstead
22 Jun 2026
Recommended: AI finds bugs
Firefox employs AI agents as "coding archaeologists" to detect and address security vulnerabilities in its massive codebase, leveraging models like Mythos and custom validation tools to identify and systematically fix nearly 500 bugs, while balancing automation with human oversight and open-source collaboration to enhance scalability and security.
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