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WIRED — Security

Mozilla Used Anthropic’s Mythos to Find and Fix 271 Bugs in Firefox

Lily Hay Newman · 2026-04-21 · Read original ↗

ATT&CK techniques detected

1 predictions
T1588.006Vulnerabilities
76%
"also convened industry working groups meant to assess the advances and strategize. in practice, though, cybersecurity experts have a range of views on how consequential the new capabilities will be. mozilla ' s experience, at least in the short term, shows that ai tools like myth…"

Summary

The Firefox team doesn’t think emerging AI capabilities will upend cybersecurity long term, but they warn that software developers are likely in for a rocky transition.