Major incident

Sumo Logic: Problem with Cloud SIEM APIs and Cloud SIEM UI in Europe 1 (EU), Canada (CA)

Affected: Cloud SIEM APIs, Cloud SIEM APIs, Cloud SIEM UI, Cloud SIEM UI

Current status of Sumo Logic: Operational — live Sumo Logic status

Timeline

1. Sep 18, 2026, 21:57 UTC
   identified
   We have identified the source of the issue affecting Cloud SIEM APIs and Cloud SIEM UI. The Cloud SIEM User Interface may fail to load or show errors. This can impact viewing Insights, managing detection rules, or investigating related signals and records. We are working on a fix for the problem.
2. Sep 18, 2026, 21:59 UTC
   monitoring
   We have implemented a fix for the issue affecting Cloud SIEM APIs and Cloud SIEM UI. The Cloud SIEM User Interface may fail to load or show errors. This can impact viewing Insights, managing detection rules, or investigating related signals and records. We are currently monitoring the results.
3. Sep 18, 2026, 22:07 UTC
   resolved
   We are no longer seeing issues with Cloud SIEM APIs and Cloud SIEM UI and normal operation has been restored at this time.

Updates as published by Sumo Logic (original).