Tenable incident
Vulcan Platform: Connector Normalization Failure (EU)
Tenable experienced a major incident on September 15, 2026 affecting EU, lasting 9d 4h. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Sep 15, 2026, 07:09 AM UTC
We are currently investigating an issue affecting data normalization for some EU-region customers, which may cause delays in data syncing; we are actively working on a resolution.
- monitoring Sep 15, 2026, 12:41 PM UTC
A fix has been implemented and we are monitoring the results.
- identified Sep 17, 2026, 01:37 PM UTC
Following our initial fix, we observed a recurrence of the issue during the monitoring phase. We have re-identified the root cause and our engineering team is actively preparing a new fix to address this. We will provide another update as soon as the secondary fix is ready for deployment.
- monitoring Sep 23, 2026, 10:46 AM UTC
A fix has been implemented and we are monitoring the results.
- resolved Sep 24, 2026, 12:01 PM UTC
This incident has been resolved.