Anthropic Finds 22 Firefox Vulnerabilities Using Claude Opus 4.6 AI Model - The Hacker News

Anthropic's Claude Opus 4.6 AI model discovered 22 new vulnerabilities in the Firefox browser, including high-severity issues like a use-after-free bug and a critical just-in-time miscompilation. The AI also demonstrated the concerning ability to develop crude exploits for identified flaws, specifically one for CVE-2026-2796 with a CVSS score of 9.8.