AI startup claims it hacked Anthropic in 12 hours, gains access to employee details and internal messages

AI startup Cathedral used autonomous agents to breach Anthropic systems through weaknesses in third-party software Agents accessed HR, sales, and IT data, exposing limited customer and partner information Incident highlights how AI-powered attackers can rapidly exploit vendor weaknesses despite strong internal defenses An AI startup seemingly gave Anthropic a taste of its own medicine when it used AI agents to break into the company and expose sensitive data. The company in question is called Cathedral, which was founded by former members of the defunct US Department of Government Efficiency (DOGE), a US government initiative established to reduce federal spending and bureaucracy, while modernizing government technology and operations. Anthropic is running a two-fold bug bounty program through HackerOne.

Also reported by Gizmodo, The Independent.

First reported by TechRadar. This page is a short excerpt; the full text is theirs.