Tenable incident
Tenable Vulnerability Management: Login and Platform Issues on us-1a, us-2a and us-2b
Tenable experienced a critical incident on October 20, 2025 affecting us-1a and us-2a and 1 more component, lasting 23h 8m. The incident has been resolved; the full update timeline is below.
Affected components
Update timeline
- investigating Oct 20, 2025, 09:46 AM UTC
We are aware of and actively investigating login and performance issues currently impacting all functionality within environments us-1a, us-2a and us-2b. The issue is related to an ongoing incident with our cloud service provider. We will provide periodic updates as our engineers continue working on this issue.
- identified Oct 20, 2025, 09:56 AM UTC
We have identified the cause of the problem. Our engineering team is working to implement a fix for the issue.
- monitoring Oct 20, 2025, 10:34 AM UTC
We have implemented a fix for the issue and are monitoring the recovery.
- monitoring Oct 20, 2025, 10:36 AM UTC
We are continuing to monitor for any further issues.
- identified Oct 20, 2025, 03:30 PM UTC
We are aware of scan processing delays for some Tenable Vulnerability Management customers in us-2a and are also aware of degraded performance on us-1a and us-2a for some Tenable One customers.
- monitoring Oct 21, 2025, 12:44 AM UTC
We have implemented a fix for the issue and are monitoring the recovery.
- resolved Oct 21, 2025, 08:55 AM UTC
The issue has been resolved. We are sorry for the disruption and inconvenience.