Outage report · Major outage
GitHub Actions outage on Oct 21, 2026
Delays for Pull Requests and Webhook deliveries
What happened
GitHub Actions reported a major outage starting Oct 21, 2026, 14:52 UTC, affecting Webhooks, Pull Requests, Actions. It was marked resolved at Oct 21, 2026, 19:22 UTC.
- The incident lasted 4h 30m from first report to resolution.
- It was the longest significant outage GitHub Actions reported in the 12 months up to it.
- GitHub Actions had reported 6 other partial or major outages in the 90 days before it.
- 12 other vendors we track reported a significant incident within 12 hours of it.
Latest update from GitHub Actions
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.
What our independent monitoring saw
Our independent monitoring of GitHub Actions started after this incident, so this report is based on GitHub Actions's status page.
Other outages around the same time
Significant incidents other vendors reported within 12 hours of this one.
GitHub Actions's overall reliability
GitHub Actions has a reliability score of 55.6/100, with 98.91% effective uptime and 20 incidents over the last 90 days.
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