Authentication issues related to API requests

Resolved 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. Posted Jun 10, 2026 - 16:39 UTC Monitoring The degradation has been mitigated. We are monitoring to ensure stability. Posted Jun 10, 2026 - 16:37 UTC Update The degradation affecting API Requests has been mitigated. We are monitoring to ensure stability. Posted Jun 10, 2026 - 16:36 UTC Update We continue to investigate issues related to sporadic authentication failures, impacting approximately 15% of API traffic. Erroneous 401 responses are causing app integrations to trigger authentication flows. We have identified a problematic component in our infrastructure and are working to mitigate. Posted Jun 10, 2026 - 16:21 UTC Update The degradation affecting Issues has been mitigated. We are monitoring to ensure stability. Posted Jun 10, 2026 - 15:46 UTC Update We continue to investigate issues related to sporadic authentication failures, impacting approximately 15% of API traffic. Further updates will be provided as we work to mitigate. Posted Jun 10, 2026 - 15:46 UTC Update We are investigating issues related to sporadic authentication failures impacting approximately 15% of API traffic.

We will continue to investigate and provide updates. Posted Jun 10, 2026 - 15:27 UTC Update Issues is experiencing degraded performance. We are continuing to investigate. Posted Jun 10, 2026 - 15:27 UTC Update API Requests is experiencing degraded availability. We are continuing to investigate. Posted Jun 10, 2026 - 15:23 UTC Investigating We are investigating reports of impacted performance for some GitHub services. Posted Jun 10, 2026 - 15:20 UTC

This incident affected: API Requests and Issues.