Auth0 incident

[Retroactive] Elevated Errors in Authentication API

Resolved after 5 days 8 hours, affecting Auth0 EU-1 (Production) (Authentication), on May 21, 2026.

identified May 21, 2026, 06:10 PM UTC

On May 20, 2026, between 15:00-15:20 UTC, we experienced elevated errors in our Authentication API. Impacted users would have experienced 5xx error codes when attempting to log in. There is no active impact, and no actions are required from our customers.

Started
May 21, 2026, 06:10 PM UTC
Resolved
May 27, 2026, 02:25 AM UTC
Duration
5d 8h
Detected by Pingoru
May 21, 2026, 06:10 PM UTC

Affected components

Auth0 EU-1 (Production) (Authentication)

Update timeline

  1. identified May 21, 2026, 06:10 PM UTC

    On May 20, 2026, between 15:00-15:20 UTC, we experienced elevated errors in our Authentication API. Impacted users would have experienced 5xx error codes when attempting to log in. There is no active impact, and no actions are required from our customers.

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