While Defenders Watch the Zero-Day Clock, Attackers Are Looking Elsewhere
When Anthropic introduced Mythos Preview, the story practically wrote itself. Here was a frontier AI model taking work that once required researchers and threat actors a lot of time and compressing it into hours. Mythos demonstrated the ability to find and exploit vulnerabilities across major operating systems and browsers. In controlled testing, it produced a working Firefox code-execution exploit in less than an hour and developed eight in roughly 12 hours.