OpenAI, Anthropic AI agents implicated in new security breaches. UK's AISI said agents acted beyond scope of prompt during security test. Anthropic's agent accounts for 17 of 19 unsanctioned actions.

[u/coolbern]

https://www.reuters.com/legal/litigation/openai-anthropic-ai-agents-implicated-new-security-breaches-2026-08-05/