{"data":{"id":"7aa6b75b-962e-4dd9-8b87-c0bbafa9bde2","title":"Frontier models found the vulnerabilities. Only the attacker found the chains.","summary":"Evo Continuous Offensive Security (COS) and Claude Security running Mythos were pointed at TaintedPort v1.35, a deliberately vulnerable web app, to compare what each approach proves. Evo COS, which attacks the running application, confirmed 10 of 15 exploit chains and found 50 of 57 vulnerabilities, versus 37 of 57 for Claude Security, which reads source code only. The source reports Evo COS achieved 75.7% severity-weighted detection against 49.6% for Claude Security.","solution":"N/A -- no mitigation discussed in source.","labels":["security","industry"],"sourceUrl":"https://snyk.io/blog/frontier-models-vulnerabilities-attacker-chains/","publishedAt":"2026-10-07T04:00:00.000Z","cveId":null,"cweIds":null,"cvssScore":null,"cvssSeverity":null,"severity":"info","attackType":["other"],"issueType":"news","affectedPackages":null,"affectedPackageNames":null,"affectedPackageRefs":null,"affectedVendors":["Anthropic"],"affectedVendorsRaw":["Claude Security","Claude Code Security","Mythos","Evo Continuous Offensive Security (COS)"],"classifierModel":"claude-haiku-5-5","classifierPromptVersion":"v4","summaryPromptVersion":"v2","headline":null,"headlinePromptVersion":null,"cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":null,"epssScore":null,"epssCheckedAt":null,"kevDateAdded":null,"advisoryAliases":null,"affectedPackagesSource":null,"affectedPackagesCheckedAt":null,"patchAvailable":null,"disclosureDate":"2026-10-07T04:00:00.000Z","capecIds":null,"crossRefCount":0,"attackSophistication":"moderate","impactType":null,"aiComponentTargeted":null,"llmSpecific":true,"classifierConfidence":0.7,"researchCategory":null,"atlasIds":null}}