Anthropic launches free OSS Scanner, a vulnerability scanner reporting 77 critical and 803 high-severity issues in just 11 days

Anthropic launches the free OSS Scanner, which uses models like Claude Mythos to regularly audit registered open-source projects. Reports are sent directly to maintainers without human review. In just 11 days, it reported 77 critical and 803 high-severity issues. Among the 97 critical/high-severity findings verified by penetration testers, 88% met disclosure standards; only one was a false positive, which curl has already fixed CVE-2026-92392.