MongoDB Atlas incident: MongoDB Atlas for Government: SSO login failures for some users

Affected components

• MongoDB Atlas for Government

1. resolvedMar 31, 2026, 21:19 UTC

   This incident has been resolved.

2. monitoringMar 19, 2026, 22:15 UTC

   A fix has been implemented and we are monitoring the results. Users who were previously unable to log in via SSO should now be able to authenticate successfully.

3. identifiedMar 19, 2026, 00:24 UTC

   Impact: Some users may be unable to log into the Atlas for Government UI using SSO. Specifically, users accessing Atlas for Government via a saved SSO login URL may receive an error, and users attempting to log in via a federated identity provider link may be unable to complete authentication. Root cause: We have identified an issue with SSO routing that is preventing some federated login flows from completing successfully. These issues started around 2026-03-18 2:30 UTC. What you might see: - A 400 error when navigating to Atlas for Government via a bookmarked or direct SSO URL. - An inability to complete login when using a federated identity provider link. Our actions: A fix is being implemented. Actively working to restore full SSO login functionality for affected users. User action: As a workaround, users can log in by entering their email address directly at https://account.mongodbgov.com and following the standard prompts. If you have time-sensitive changes that are blocked a

What APIStatus.watch saw

Our 5-minute checks didn't record a change in MongoDB Atlas's overall status around this incident. Smaller or regional incidents often leave a provider's overall status green.

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How often does MongoDB Atlas have incidents?

MongoDB Atlas reported 15 incidents in the last 90 days, 7 of them major or critical. A typical incident lasted 2h 31m. See MongoDB Atlas's uptime and incident history