## Elevated 404s for GitHub App s2s tokens in git/API

- 種別: status
- 関連技術: github
- 公開日時: 2026-10-27T08:00:00.000Z
- 情報源: GitHub Status (https://www.githubstatus.com/incidents/dnslv7xdl4fj)
- パーマリンク: https://vulnpulse.app/items/github-status-5b42d587ada8

Oct 27 , 08:00 UTC Resolved - Between 0655 and 0801 UTC on 10/27, customers experienced increased failure rates for API and git requests authenticated with server-to-server tokens for GitHub Apps (excluding Actions tokens). During this window, authenticated git operations mistakenly returned 404 for 1.24% (2.6x) of requests on average and 2.49% (5.3x) at peak. These failures were caused by a scheduled maintenance event where GitHub migrated 7 tables between two MySQL clusters in our IAD and Azure Central US datacenters. One of the affected tables stores installation records for GitHub App ser…