Anthropic has launched Cowork with a known data exfiltration vulnerability that researchers reported in October 2025 but ...

PromptArmor, a security firm specializing in the discovery of AI vulnerabilities, reported on Wednesday that Cowork can be ...

You: "Remember that auth bug we fixed?" Claude: "I don't have memory of previous conversations." You: "We spent 3 hours on it yesterday" Claude: "I'd be happy to help debug from scratch!" 200K context ...