Tenable incident

Tenable One, Tenable Vulnerability Management, Cloud Security: cloud.tenable.com 503 Errors

Major Resolved View vendor source →

Tenable experienced a major incident on April 20, 2026 affecting AP-SYD-1 and AE1 and 1 more component, lasting 1h 57m. The incident has been resolved; the full update timeline is below.

Started
Apr 20, 2026, 01:42 PM UTC
Resolved
Apr 20, 2026, 03:40 PM UTC
Duration
1h 57m
Detected by Pingoru
Apr 20, 2026, 01:42 PM UTC

Affected components

AP-SYD-1AE1BR01singAU1CA01BR1us-1aFRACA1

Update timeline

  1. investigating Apr 20, 2026, 01:42 PM UTC

    We are aware of and actively investigating 503 errors that are impacting site access for certain users. We will provide periodic updates as our engineers continue working on this issue.

  2. investigating Apr 20, 2026, 01:43 PM UTC

    We are continuing to investigate this issue.

  3. identified Apr 20, 2026, 02:19 PM UTC

    We have identified the cause of the problem. Our engineering team is working to implement a fix for the issue.

  4. monitoring Apr 20, 2026, 02:26 PM UTC

    We have implemented a fix for the issue and are monitoring the recovery.

  5. resolved Apr 20, 2026, 03:40 PM UTC

    The issue has been resolved. We are sorry for the disruption and inconvenience.