Claude Opus 4.6 found 22 Firefox bugs in 2 weeks, 14 flagged high-severity by Mozilla researchers. The 14 high-severity finds equal nearly a fifth of all such Firefox bugs Mozilla fixed in 2025.

In a recent security partnership with Mozilla, Anthropic found 22 separate vulnerabilities in Firefox — 14 of them classified ...

AI systems already seem to be vastly superior to most humans at debugging existing codebases. The latest evidence comes from Anthropic, which ...

The Firefox browser is gaining options to turn off AI enhancements, Mozilla said today. Firefox users who prefer to browse without artificial intelligence will be able to turn off several AI features ...

Mozilla is adding a global "AI kill switch" to Firefox, giving users a single option to permanently disable all AI tools in the browser. Developer Jake Archibald confirmed on Mastodon that the new ...

PCWorld reports that Mozilla’s new CEO Anthony Enzor-DeMeo plans to integrate AI features into Firefox while maintaining user choice to disable them. This strategic shift addresses Firefox’s stagnant ...

Editor's take: Mozilla has a new CEO, and a very original idea about the future of Firefox. The open-source software is set to embed nearly every kind of AI feature in the near future, but the ...

A new campaign dubbed 'GhostPoster' is hiding JavaScript code in the image logo of malicious Firefox extensions with more than 50,000 downloads, to monitor browser activity and plant a backdoor. The ...

Anthony Enzor-DeMeo, general manager of Firefox, will become top boss at a time when Mozilla is trying to rebrand itself as “the world’s most trusted software company.” Here’s why and what you need to ...

Michelle is Lifehacker's Associate Tech Editor, and has been reviewing games, laptops, phones, and more for over 10 years. She is based in New York City and holds a master's degree from NYU. October ...

Best VPN Mozilla VPN Review 2026 How to Activate Firefox VPN, Mozilla’s Built-in Privacy Tool Mozilla is rolling out an (ambitious) new privacy feature that could ...

Anu is a Features author at Android Police. You'll find her writing in-depth pieces about automation tools, productivity apps, and explainers. Before joining AP, she used to write for prominent tech ...