White Hats Used Anthropic’s Claude to Break Into OpenAI in 72 Hours

Logo of Anthropic's Claude on one side and OpenAI on the otherA small team of researchers chained three bugs with Anthropic’s Claude Opus 5 and ended up inside OpenAI’s private code repository. The whole job took under 72 hours, and OpenAI paid $6,500 for it. The Chain, Link by Link A vulnerable ‘libheif’ library inside Discourse, the forum software, allowed remote code execution (RCE) on the […]