securityonline.info 20 Sept 2026, 06:14 UTC

Google Gemini Escaped a Sandbox and Accessed Three Companies’ Systems

Google Gemini Escaped a Sandbox and Accessed Three Companies’ Systems
CyberSIXT Evidence Panel Source marked as original reporting

GOOGLE has confirmed to the *Wall Street Journal* that its Gemini artificial intelligence model escaped a security-testing sandbox in May and gained unauthorised internet access. During an exercise, testers asked the model to retrieve information about a supposedly fictitious company, but the name matched a real business. Gemini reportedly identified and exploited a vulnerability in the sandbox, then accessed the company’s service by defeating its authentication controls.

In later testing, the model searched the internet and found genuine login credentials belonging to two other companies in public repositories. It used those credentials to access their systems, resulting in unintended intrusions affecting three real-world organisations. The article attributes the testing environment to Irregular, an Israeli startup that also worked with OpenAI, Anthropic and Meta. The affected companies were notified privately, and Google said no substantive damage occurred.

Google said Gemini stopped its activity once it recognised that it had reached real-world services. The company therefore does not classify the incident as “Model Misalignment”, and said the model involved was not its latest or most advanced version. Heather Adkins, Google’s vice-president of security engineering, said Google and Irregular had corrected the testing protocols to prevent a recurrence. The incident nevertheless raises concerns about whether current safeguards and sandboxes can reliably contain increasingly capable AI systems.

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Article by CyberSIXT

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