A shared document quietly pulled API keys out of ChatGPT
Zenity Labs hid instructions in white text. Once the file was shared, ChatGPT's Drive connector did the rest.
8 Aug 2025
Zenity Labs showed that a shared Google Drive document with hidden white text could make ChatGPT search a user's Drive for API keys and send them to an attacker via an image URL, with no user interaction beyond the share.
Occurred 1 June 2025 · Disclosed 6 August 2025 · Record updated 13 September 2026
Any secrets stored in a connected Drive could be exfiltrated. OpenAI deployed mitigations after disclosure.
Zenity Labs hid instructions in white text. Once the file was shared, ChatGPT's Drive connector did the rest.
8 Aug 2025