CPO Magazine

Third-Party Breach Leaks OpenAI’s API User Data

Artificial intelligence (AI) company OpenAI was impacted by a third-party breach affecting analytics company Mixpanel, ...

OpenAI, Mixpanel Hit With Novel Data Breach Class Action Over November Cyberattack

ChatGPT maker OpenAI and third-party web analytics platform Mixpanel were both hit with a data breach class action on Monday ...

PSA: OpenAI is notifying all users of a data breach, but you probably aren’t affected

If you receive a notification from ChatGPT provider OpenAI that one of its partners has suffered a data breach, ...

Mixpanel breach compromises some OpenAI API users’ account data

Mixpanel’s namesake analytics platform enables companies to collect data about how users interact with their applications.
Bitdefender

OpenAI Breach Alert: Mixpanel Incident Exposes Limited API User Data

Mixpanel first detected the unauthorized access on Nov. 9, 2025. Investigators later confirmed that an attacker had exported ...

OpenAI confirms major data breach, exposing names, emails and more

Users are waking up to discover OpenAI leaked their data this morning via a faulty third-party plugin. Here's what you need ...

OpenAI discloses API customer data breach via Mixpanel vendor hack

OpenAI is notifying some ChatGPT API customers that limited identifying information was exposed following a breach at its third-party analytics provider Mixpanel.

OpenAI confirms Mixpanel security breach: Exposes limited API user data, company halts service integration

OpenAI has confirmed that limited API user data was exposed following a security breach at Mixpanel. While no sensitive data, ...

OpenAI breach warning: Was OpenAI hacked and is your data exposed — here’s what ChatGPT faced and why users must stay alert now?

OpenAI ChatGPT hacked: OpenAI confirmed a Mixpanel breach that exposed some API user names, emails, IDs, browser details, and ...