SignalFx US0 incident

Degradation of Splunk Observability Cloud logins using Splunk Cloud Unified Identity

Critical Resolved View vendor source →

SignalFx US0 experienced a critical incident on November 18, 2025 affecting SSO OIDC Endpoint, lasting 5h 12m. The incident has been resolved; the full update timeline is below.

Started
Nov 18, 2025, 12:52 PM UTC
Resolved
Nov 18, 2025, 06:04 PM UTC
Duration
5h 12m
Detected by Pingoru
Nov 18, 2025, 12:52 PM UTC

Affected components

SSO OIDC Endpoint

Update timeline

  1. investigating Nov 18, 2025, 12:52 PM UTC

    Customers are unable to use Splunk Cloud Unified Identity to login into Splunk Observability Cloud. Log data ingest is not impacted at this time. We will provide an update as soon as possible.

  2. investigating Nov 18, 2025, 01:52 PM UTC

    The Splunk teams assembled are still investigating this incident.

  3. identified Nov 18, 2025, 02:51 PM UTC

    The issue has been identified and a fix is being tested and implemented.

  4. identified Nov 18, 2025, 03:50 PM UTC

    The issue has been identified and a fix is being tested and implemented.

  5. identified Nov 18, 2025, 04:49 PM UTC

    We are continuing to work on a fix for this issue.

  6. monitoring Nov 18, 2025, 05:21 PM UTC

    Service is recovering, and our Splunk teams will continue to monitor the results.

  7. resolved Nov 18, 2025, 06:04 PM UTC

    This incident has been resolved.