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

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

SECURITYPOLITICSTHE BIG STORYBUSINESSSCIENCECULTUREREVIEWSMenuAccountAccountNewslettersSecurityPoliticsThe Big StoryBusinessScienceCultureReviewsChevronMoreExpandThe Big InterviewMagazineEventsWIRED InsiderWIRED ConsultingNewslettersPodcastsVideoLivestreamsMerchSearchSearchLily Hay NewmanSecurityApr 21, 2026 2:30 PMMozilla Used Anthropic’s Mythos to Find and Fix 271 Bugs in FirefoxThe 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.Photograph: SOPA Images/Getty ImagesCommentLoaderSave StorySave this storyCommentLoaderSave StorySave this storyAmid a raging debate over the impact that new AI models will have on cybersecurity, Mozilla said on Tuesday that its Firefox 150 browser release this week includes protections for 271 vulnerabilities identified using early access to Ant

Source: https://www.wired.com/story/mozilla-used-anthropics-mythos-to-find-271-bugs-in-firefox/