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"But marinade" and leaked passwords are what researchers found in ChatGPT's hidden reasoning

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"But marinade" and leaked passwords are what researchers found in ChatGPT's hidden reasoning

The Decoder · Aug 11, 2026, 5:38 PM UTC

Security researchers found a vulnerability in the APIs of OpenAI, Anthropic, and Google that lets them extract encrypted reasoning traces and move them between models. A scan of public sessions turned up dozens of passwords and API keys. The traces also show that the reasoning summaries users see often hide what the models are actually doing.…