The vulnerability allowed tracking across sites, even in Private Mode.

Firefox 150 ships 271 bug fixes found by Claude Mythos Preview. Mozilla says the defects are finite. The UK AI Security Institute says the model can also attack autonomously.

Firefox 150.0.1 is out with important security and bug fixes, plus some nice changes to those who use Firefox Relay and its ...

Mozilla says Firefox 150 patches 271 vulnerabilities found with Anthropic’s restricted Mythos AI, highlighting how quickly AI ...

The result, in the view of Firefox CTO Bobby Holley, marks a decisive shift in the long-running asymmetry between attackers ...

The FOSS outfit on Tuesday reminded readers that it used Anthropic’s Opus 4.6 model to look for bugs in Firefox 148 and found ...

Earlier this month, Anthropic said its Mythos Preview model was so good at finding cybersecurity vulnerabilities that the ...

Firefox 150 enhances split view, tab sharing, and other helpful features and patches 271 security vulnerabilities - update now.

Researchers have discovered a vulnerability that could allow threat actors to fingerprint Firefox and Tor users.

That's one heck of a fly swatter, Anthropic.

Anthropic’s powerful Claude Mythos AI model found hundreds of vulnerabilities in Mozilla Firefox, highlighting its ...

Mozilla uses Anthropic’s Mythos to match human expertise in finding bugs ...