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AI chatbot provider exposes 346,000 customer files, including ID documents, resumes, and medical records

ID: 726d12d4-44c1-5e68-aa0a-43e296e9fa8c

STIX ID: report--726d12d4-44c1-5e68-aa0a-43e296e9fa8c

Feed Name: Malwarebytes Blog

Threat Score
70/100

Date Published: 2024-12-03

Date Updated: 2026-04-28

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Researchers found a publicly accessible Google Cloud Storage bucket tied to chatbot vendor WotNot containing 346,381 files of sensitive PII (passports, medical records, resumes) likely aggregated from multiple customers; WotNot attributes the exposure to modified bucket policies for a specific use case and inadequate verification of accessibility, affecting free-plan users and highlighting supply-chain data exposure risks.

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