Mozilla’s Firefox team says Anthropic’s new Mythos model has identified dozens of high‑severity vulnerabilities, many lurking for over a decade. The AI‑driven scans helped the browser ship 423 bug fixes in April 2026, a stark jump from 31 the previous year. Researchers credit the model’s ability to self‑filter false positives and generate detailed reports, though human engineers still write and review patches. The breakthrough signals a shift in software security, but Mozilla warns that attackers could eventually co‑opt similar tools. Read more →