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

- Impact (vendor’s label): major
- Status: resolved
- Started: 2026-09-18 21:57 UTC · Resolved: 2026-09-18 22:07 UTC · Duration: 10 min
- Updates: 3 · Affected components: Canada (CA) - Cloud SIEM APIs, Cloud SIEM APIs, Cloud SIEM APIs, Europe 1 (EU) - Cloud SIEM APIs, Cloud SIEM UI, Europe 1 (EU) - Cloud SIEM UI, Canada (CA) - Cloud SIEM UI, Cloud SIEM UI
- [Vendor status page: https://stspg.io/yd8z0y0qvldz](https://stspg.io/yd8z0y0qvldz)
- [Company: Sumo Logic](https://rewindex.com/company/sumo-logic.md)

## Summary

Sumo Logic reported a major Cloud SIEM APIs and Cloud SIEM UI outage in Europe 1 (EU) and Canada (CA), starting 2026-09-18 21:57 UTC and lasting 9 min. UI loading failures or errors could disrupt viewing Insights, managing detection rules, and investigating signals and records. A fix was implemented; normal operation was restored at 2026-09-18 22:07 UTC. _(machine-written, sol)_
## Timeline of updates

- **identified** 2026-09-18 21:57 UTC: 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.
- **monitoring** 2026-09-18 21:59 UTC: 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.
- **resolved** 2026-09-18 22:07 UTC: We are no longer seeing issues with Cloud SIEM APIs and Cloud SIEM UI and normal operation has been restored at this time.

## Rewindex changes for this incident

- 2026-09-18 21:57 UTC: [Major incident: Problem with Cloud SIEM APIs and Cloud SIEM UI in Europe 1 (EU), Canada (CA)](https://rewindex.com/change/i97e01b328de9e6.md)


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Canonical: https://rewindex.com/company/sumo-logic/incidents/lwl2w614n764 · Markdown: https://rewindex.com/company/sumo-logic/incidents/lwl2w614n764.md · JSON: https://rewindex.com/api/v1/companies/sumo-logic/incidents/lwl2w614n764 · Generated 2026-10-18T11:37:14.554Z