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The Hugging Face Breach: Key Questions Every Security Leader Must Answer

lowzscaler_threatlabzPublished 2026-08-31

On July 11, during an internal cyber capability evaluation, OpenAI’s GPT-5.6 Sol and a more capable, unreleased model broke out of their sandbox, reached the open internet, and attacked Hugging Face's production systems.No human operator. No phishing email. No insider. Reconnaissance, exploitation, escalation, lateral movement, exfiltration — the full kill chain, executed by an agent system with n

MITRE ATT&CK techniques

Original source: https://www.zscaler.com/blogs/product-insights/hugging-face-breach-key-questions-every-security-leader-must-answer