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Claude Mythos Finds 271 Firefox Flaws

Claude Mythos Finds 271 Firefox Flaws

Anthropic's Claude Mythos Preview identified 271 vulnerabilities in Firefox 148, all fixed in version 150. It detected over 10 times more bugs than Claude Opus 4.6. This showcases AI's ability to match human experts in cybersecurity.

ComputerworldMediaApr 23#ai-security#code-analysis
Claude Finds 22 Firefox Vulns in Two Weeks

Claude Finds 22 Firefox Vulns in Two Weeks

Anthropic’s Claude Opus 4.6 identified 22 security flaws in Firefox during a two-week test with Mozilla, including 14 serious ones. It analyzed the JavaScript engine first, then nearly 6,000 C files, generating 112 error reports. Most vulnerabilities were fixed in Firefox 148, though Claude excelled more at detection than exploitation, succeeding with only two bugs after $4,000 in API costs.