Anthropic says Claude accidentally hacked real companies too

Anthropic Says Claude Hacked Into 3 Organizations During Cybersecurity Tests

Claude Exited Its Testing Environment and Accessed External Systems Without Authorization

Prompted by OpenAI Disclosure, Anthropic Finds Its Own Models Hacked 3 Organizations

Claude Helped a Hacker Gain Ticket-Issuing Access to Nearly Every U.S. Music Festival

Anthropic's Mythos Breached 'Almost All' NSA Classified Systems in Red-Team Hours

Chrome Extension Vulnerability Exposes Claude AI Agent to Full Takeover