Outage in GitHub

Intermittent networking failures across GitHub-hosted Actions runners

Resolved Major
December 18, 2025 - Started about 16 hours ago - Lasted about 1 hour
Official incident page

Incident Report

We are investigating reports of degraded performance for Actions
Components affected
GitHub Actions

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Latest Updates ( sorted recent to last )
RESOLVED about 15 hours ago - at 12/18/2025 05:41PM

This incident has been resolved. Thank you for your patience and understanding as we addressed this issue. A detailed root cause analysis will be shared as soon as it is available.

INVESTIGATING about 15 hours ago - at 12/18/2025 05:29PM

We are observing recovery with request from GitHub-hosted Actions runners and will continue to monitor.

INVESTIGATING about 16 hours ago - at 12/18/2025 04:45PM

Since approximately 8:00 UTC, we have observed intermittent failures on GitHub-hosted actions runners. The failures have been observed both during runner setup, and workflow execution. We are continuing to investigate.

Self-hosted runners are not impacted.

INVESTIGATING about 16 hours ago - at 12/18/2025 04:43PM

We are investigating reports of degraded performance for Actions

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