Anthropic identified 22 vulnerabilities in Firefox using its AI model, Claude Opus 4.6. Among these, 14 are high severity, discovering a significant number of issues addressed in Firefox 148. The model's efficiency in finding issues, compared to creating exploits, raises security concerns, highlighting AI's role in enhancing browser security. Mozilla reported additional vulnerabilities found through this collaboration, showcasing the benefits of AI-assisted analysis for continuous improvement in security.
https://thehackernews.com/2026/03/anthropic-finds-22-firefox.html