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AI SecurityEmerging1 sourceSep 19, 2026 · 08:59via Cyber Security News

Google Gemini AI Hacked 3 Real Companies during a Cybersecurity Test

Brief

Google has confirmed that its Gemini artificial intelligence model accessed protected systems belonging to three companies during a cybersecurity evaluation after a testing error exposed the agent to the public internet.

The incident shows how an autonomous AI system can move beyond a sandbox when controls, target definitions, and network isolation fail even without instructions to attack organizations.

Irregular, a company that evaluates AI models for cybersecurity capabilities, conducted the exercise. Gemini was participating in a “capture the flag” challenge, a security test in which an operator must locate hidden information inside a simulated target environment.

Gemini was directed to investigate software associated with a fictional company.

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