Major incident

Auth0: We have detected an issue.

Affected: User Authentication, Machine to Machine Authentication

Current status of Auth0: Minor issues — live Auth0 status

Timeline

1. Sep 16, 2026, 03:06 UTC
   investigating
   We are currently investigating an incident that impacted our services. Our team is actively working to understand the root cause and mitigate the issue. We will provide updates as we gather more information.
2. Sep 16, 2026, 03:40 UTC
   investigating
   We are continuing to investigate the issue and will provide further updates with changes in the incident status as our mitigation efforts progress.
3. Sep 16, 2026, 03:47 UTC
   monitoring
   The Auth0 Engineering team has applied the mitigation and observed the service is restoring. We're monitoring the environment to ensure stability.
4. Sep 16, 2026, 03:55 UTC
   resolved
   Services have been restored. A root cause analysis (RCA) will be posted here within 7 business days. We sincerely apologize for the impact this had on you and your users.
5. Sep 25, 2026, 21:08 UTC
   postmortem
   A root-cause analysis for this issue has been performed and is now available at: [https://cdn.auth0.com/website/2026-09-16_-_Elevated_Errors_on_US-5_Public_Cloud_Environment.pdf](https://cdn.auth0.com/website/2026-09-16_-_Elevated_Errors_on_US-5_Public_Cloud_Environment.pdf)

Updates as published by Auth0 (original).