MongoDB Atlas incident: Authentication failures when running search queries for some clusters

Affected components

• MongoDB Atlas Search
• MongoDB Cloud

1. resolvedMay 24, 2026, 02:05 UTC

   This incident has been resolved.

2. monitoringMay 24, 2026, 00:14 UTC

   We have resolved the issue for all impacted clusters. We continue to monitor the fleet for any residual impact.

3. identifiedMay 23, 2026, 20:14 UTC

   We have identified the root cause of the search query failures and are working on a mitigation for impacted clusters. Clusters with dedicated search nodes are unaffected. Some clusters with colocated search nodes may see search query failures.

4. investigatingMay 23, 2026, 19:48 UTC

   We are investigating an issue impacting some clusters that causes search queries to fail with authentication failures.

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 9 incidents in the last 90 days, 4 of them major or critical. A typical incident lasted 5h. See MongoDB Atlas's uptime and incident history