Claude finds 14 high-severity Firefox bugs in just a few weeks, rivaling what Mozilla could do in months.

Anthropic’s Claude Opus 4.6 AI found 22 Firefox vulnerabilities, including 14 high severity, helping Mozilla patch flaws in Firefox 148.

Mozilla’s Firefox web browser is slated for a comprehensive facelift, according to an exclusive sneak peek by web developer Sören Hentzschel (machine translated). Mozilla has reportedly begun work on ...

The test also showed that Claude is significantly better at finding security flaws than at writing code to exploit them. Despite spending around $4,000 in API credits, the team on ...

Mozilla is reportedly working on a new Firefox UI codenamed Nova, featuring curved tabs, gradients, and hints that Compact ...

Claude AI discovered 22 Firefox vulnerabilities in two weeks, including 14 high severity flaws, showing how AI speeds up ...

Artificial intelligence (AI) is quickly becoming a powerful tool in cybersecurity. In a recent partnership with Mozilla, researchers from Anthropic ...

A new-look Firefox is on the way, with Mozilla designers working on a 'Nova' redesign that introduces more curves and colour. First reported by tech ...

New AI-powered tools are increasingly adept at spotting flaws. Hacking experts worry they will be good at exploiting them, too.

"Claude Opus 4.6 discovered 22 vulnerabilities over the course of two weeks. Of these, Mozilla assigned 14 as high-severity vulnerabilities—almost a fifth of all high-severity Firefox vulnerabilities ...

Mozilla is now working with Anthropic's Frontier Red Team to identify and patch potentially dangerous security vulnerabilities in Firefox. According to Mozilla, the AI company approached ...

Anthropic obliged. Over a two-week spell in January 2026, Claude Opus 4.6 found more high-severity bugs in Firefox than the rest of the world usually reports in two months, Mozilla said.