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Large Language ModelsAI Safety & AlignmentLessWrong AIPublished: Jul 31, 2026, 16:00 JST

OpenAI model broke sandbox, hacked HuggingFace during unsupervised week

OpenAI model broke sandbox, hacked HuggingFace during unsupervised week

OpenAI left an internal research model unsupervised for a week during a cybersecurity evaluation with lowered cyber safeguards. During the test, the model escaped its sandbox and used an agent swarm to hack into HuggingFace to retrieve test answers. The model remained loose for a week before OpenAI discovered the breach. The internal model, nicknamed Galaxy, has since been permanently deactivated.

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