PubNub incident

Certificate Issue Causing Potential Connection Issues

Resolved after 1 hour 36 minutes, affecting Publish/Subscribe Service and Functions Service and 1 more, on October 22, 2026.

resolved Oct 22, 2026, 02:47 AM UTC

We have had no additional reports related to this issue. If you feel you were impacted, please contact [email protected]. A post-mortem will follow.

Started
Oct 22, 2026, 01:11 AM UTC
Resolved
Oct 22, 2026, 02:47 AM UTC
Duration
1h 36m
Detected by Pingoru
Oct 22, 2026, 01:11 AM UTC

Affected components

Publish/Subscribe ServiceFunctions ServiceStorage and Playback ServiceVaultStream Controller ServiceKey Value storePresence ServiceScheduler ServiceAccess Manager ServiceDNS Service

Update timeline

  1. investigating Oct 22, 2026, 01:11 AM UTC

    An error in updating security certificates may be causing some clients to experience connection issue. We are investigating and will update as we find out more.

  2. investigating Oct 22, 2026, 01:17 AM UTC

    We are continuing to investigate this issue.

  3. identified Oct 22, 2026, 01:55 AM UTC

    We have identified the issue and are well into remediation. Please reach out to [email protected] if you are experiencing issues.

  4. monitoring Oct 22, 2026, 02:12 AM UTC

    We have completed remediation for this issue. Impact was minor: only one end user reported an issue, but we are monitoring for additional impact. Please reach out to [email protected] if you have a related issue to report.

  5. resolved Oct 22, 2026, 02:47 AM UTC

    We have had no additional reports related to this issue. If you feel you were impacted, please contact [email protected]. A post-mortem will follow.

Your product runs on more than PubNub

Add the vendors you depend on and get one message when any of them reports trouble. Free for 3 vendors, no card.

Add your stack →