GitHub outage, 9 November 2026
Incident with Webhooks and Actions
- Started
- Resolved
- 9 Nov 2026, 11:50 UTC (after 1 h 50 min)
- Impact
- Major
- Affected
- Webhooks, Actions
Is this still happening?
No. GitHub marked this incident resolved on 9 Nov 2026, 11:50 UTC, 1 h 50 min after it began.
Right now: GitHub reports degraded performance on some systems. (as of 13 Nov, 20:53 UTC) Live GitHub status
At a glance
- GitHub rated this a major incident (partial outage).
- It was resolved after 1 h 50 min. That is longer than a typical GitHub incident: the median of the 55 other resolved ones we recorded is 1 h 8 min.
- GitHub had 28 other incidents in the 30 days before it.
- 5 earlier incidents look like the same kind of problem (same affected part or wording); the most recent was on 11 Nov 2026.
- GitHub said a root cause analysis would follow; it has not appeared on the status page yet.
Our summary from the GitHub incidents we have recorded since 31 Aug 2026 - how we count.
GitHub has said a root cause analysis will follow. We add it to this page when it is posted on the status page.
Last update from GitHub
On November 9, 2026, from 09:23 to 11:40 UTC, one of our job queue clusters was degraded, delaying webhook deliveries, Actions workflow runs, and Dependabot and dependency graph updates. Until mitigation at 10:37 UTC, an average of 26% of webhook deliveries were delayed, peaking at 30%, and the backlog cleared by 11:40 UTC. Some deliveries were delayed by up to 3.5 hours, and delays for a small share began as early as 01:00 UTC. Actions skips events older than 30 minutes, so some workflow runs did not start. <br /><br />The incident was caused by a degraded host that had slowed one of the cluster's Kafka brokers since November 7. The broker stopped reporting the metrics our alerts rely on, s...
Similar GitHub incidents
Earlier incidents with the same affected part or wording - useful to see how long this kind of problem usually takes.
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, resolved after 1 h 32 min
-
, resolved after 1 h 7 min
Degraded availability for GitHub Actions, GitHub Pages and Webhooks
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, resolved after 33 min
Impact across multiple GitHub products including Actions, Pages, and Copilot products.
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, resolved after 47 min
-
, resolved after 56 min
Other recent GitHub incidents
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