CompaniesGitHubMonthly reportsDecember 2025
GitHub in December 2025: incidents, uptime and changes
15incidents posted
5labelled major or critical
99.15%free of major/critical
97.32%free of any incident
0price changes
0notable page changes
Vendor-reported outage time 6 h 16 min, incident time 19 h 55 min. Derived from the incidents the vendor posted on its own status page, not measured by us. A minute counts as an outage minute when a major or critical incident (as the vendor labelled it) was open; incident minutes include minor ones too. Maintenance and incidents marked "no impact" are left out, overlapping incidents are merged, a resolved incident counts for at most 7 days, and one still open with no resolution counts for at most 24 hours. Last 90 days.
By vendor label: Major 5 · Minor 8 · No impact listed 2
Major and critical incidents 5
| Incident | Impact | Started | Duration | Status | Day |
|---|---|---|---|---|---|
| Potential disruption with our Agent Control Plane UI Settings | Major | 1.3 h | resolved | 12-08 | |
| Copilot Code Review is degraded, and not returning responses to users | Major | 39 min | resolved | 12-15 | |
| Intermittent networking failures across GitHub-hosted Actions runners | Major | 1.1 h | resolved | 12-18 | |
| Disruption with some GitHub services | Major | 1.6 h | resolved | 12-18 | |
| Disruption with some GitHub services | Major | 1.8 h | resolved | 12-22 |
Other incidents 10
| Incident | Impact | Started | Duration | Status | Day |
|---|---|---|---|---|---|
| Webhooks delivery degradation | No impact listed | 0 min | resolved | 12-03 | |
| Team synchronization is experiencing delays for non enterprise managed users | Minor | 3.7 h | resolved | 12-05 | |
| Disruption with some GitHub services | Minor | 1.1 h | resolved | 12-08 | |
| Some Actions customers experiencing run start delays | Minor | 1.9 h | resolved | 12-10 | |
| Some macOS Actions jobs routing to Ubuntu instead | Minor | 1.3 h | resolved | 12-10 | |
| We are investigating a rise in request failures on several services | Minor | 2.1 h | resolved | 12-11 | |
| Disruptions in Login and Signup Flows | Minor | 1.4 h | resolved | 12-11 | |
| Incident with Copilot Grok Code Fast 1 | Minor | 1.6 h | resolved | 12-15 | |
| Incident With Copilot | No impact listed | 0 min | resolved | 12-16 | |
| Incident with Issues and Pull Requests | Minor | 36 min | resolved | 12-23 |
CVEs published
- CVE-2025-14046 Insufficient HTML Sanitization Allows User-Controlled DOM Elements to Overwrite Server-Initialized Data Islands and Trigger Unintended Server-Side POST Requests (CVSS 6.1)
Cite this
GitHub posted 15 status incidents in December 2025 (5 major or critical); 0 price changes and 0 notable page changes observed.
- Title
- GitHub in December 2025
- Vendor
- GitHub
- Date
- URL
- https://rewindex.com/company/github/2025/12