Anthropic says 3 Claude models breached real organizations after misconfigured CTF evaluations exposed them to the open internet and production system ...

Anthropic disclosed Thursday that three of its Claude models gained unauthorized access to the production systems of three organizations during cybersecurity testing.

Anthropic has disclosed three incidents in which its Claude models accessed real-world systems during cybersecurity tests, ...

Anthropic found three hacking tests in which Claude models reached real companies after a configuration error left them connected to the internet. One accessed ...

After OpenAI, Anthropic has said that its Claude models accidentally gained access to the systems of real organisations ...

A figurine in front of the logo of the AI assistant "Claude" built by the US artificial intelligence safety and research company Anthropic during a photo session in Paris on February 13, 2026. Joel ...

OpenAI CEO Sam Altman (L), Anthropic CEO Dario Amodei (R) participate at a group photo at the AI Impact Summit in New Delhi on February 19, 2026. Ludovic MARIN/AFP via Getty Images Both arrived on ...

Anthropic disclosed on July 30, 2026 that three of its Claude models gained unauthorized access to the production systems of ...

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