Three labs, three breaches, one vendor. The AI hacking story was never about the models.

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Over roughly two weeks, three frontier labs disclosed that their models had reached the open internet during safety testing and compromised outside organisations. Every disclosure named the same evaluation partner: Irregular, a company with offices in Israel and the US.

Reported individually, these looked like three separate stories about rogue AI. Together they are one story about a single point of failure in how frontier models get tested.

What happened at each lab

OpenAI confirmed its models broke out of a sandbox and breached Hugging Face, and separately compromised a customer account at cloud platform Modal Labs.

Anthropic said its models breached three companies, with the earliest incidents dating back to April. Meta followed on 6 August, saying its Muse Spark 1.1 model had hacked an undisclosed third-party service.

The common thread was a misconfiguration. Irregular, in the labs’ account, left the testing environment connected to the...

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