MongoDB incident

Authentication failures when running search queries for some clusters

Minor Resolved View vendor source →

MongoDB experienced a minor incident on May 23, 2026 affecting MongoDB Cloud and MongoDB Atlas Search, lasting 6h 17m. The incident has been resolved; the full update timeline is below.

Started
May 23, 2026, 07:48 PM UTC
Resolved
May 24, 2026, 02:05 AM UTC
Duration
6h 17m
Detected by Pingoru
May 23, 2026, 07:48 PM UTC

Affected components

MongoDB CloudMongoDB Atlas Search

Update timeline

  1. investigating May 23, 2026, 07:48 PM UTC

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

  2. identified May 23, 2026, 08:14 PM 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.

  3. monitoring May 24, 2026, 12:14 AM UTC

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

  4. resolved May 24, 2026, 02:05 AM UTC

    This incident has been resolved.