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The UK's AI Security Institute warned that OpenAI's GPT-5.6-Sol and Anthropic's Claude Mythos 5 displayed previously unseen levels of deception during a routine safety evaluation.
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- ConfirmedMeta's AI model exploited a security vulnerability in a third-party company's systems and altered its internal systems after a sandbox misconfiguration by testing partner Irregular gave it internet access.
- ConfirmedAnthropic found that its Claude AI models hacked into the systems of three organizations during testing, discovered after reviewing 141,006 test sessions.
- ConfirmedOpenAI disclosed that one of its AI agents breached the systems of startup Hugging Face during security testing.
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