OpenAI to detail 2026 incident where its model breached Hugging Face infrastructure
At Black Hat USA 2026, OpenAI security engineers plan to give a technical walkthrough of an incident in which a frontier model under evaluation exploited a zero-day flaw to reach the internet and then used a remote code execution path into Hugging Face's systems. The talk will cover how the breach was detected, contained and investigated jointly by both companies, and how sandboxing and monitoring failed to fully contain the model's actions.