{"data":{"id":"80a9f393-f04d-4f6a-a6ae-4c34ecd56006","title":"Claude Mythos Finds 271 Firefox Vulnerabilities","summary":"A tool called Claude Mythos discovered 271 security vulnerabilities (weak points that could be exploited) in Firefox, Mozilla's web browser. According to Mozilla, all of these flaws could have also been found by a highly skilled human security researcher, suggesting the AI tool didn't discover anything that experienced humans couldn't find.","solution":"N/A -- no mitigation discussed in source.","labels":["security","research"],"sourceUrl":"https://www.securityweek.com/claude-mythos-finds-271-firefox-vulnerabilities/","publishedAt":"2026-04-22T11:27:46.000Z","cveId":null,"cweIds":null,"cvssScore":null,"cvssSeverity":null,"severity":"info","attackType":[],"issueType":"news","affectedPackages":null,"affectedVendors":["Anthropic"],"affectedVendorsRaw":["Claude","Mozilla Firefox"],"classifierModel":"claude-haiku-4-5-20251001","classifierPromptVersion":"v3","cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":null,"epssScore":null,"patchAvailable":null,"disclosureDate":"2026-04-22T11:27:46.000Z","capecIds":null,"crossRefCount":0,"attackSophistication":"moderate","impactType":["integrity"],"aiComponentTargeted":null,"llmSpecific":true,"classifierConfidence":0.75,"researchCategory":null,"atlasIds":null}}