GitHub has faced repeated service disruptions in October 2026, including short write-operation outages on October 7 affecting Git operations, Actions, pull requests, and authentication, plus a longer incident on October 12 impacting Actions, issues, and pull requests that took hours to fully resolve. These align with GitHub’s official status page classifications of degraded or critical incidents. Concurrently, the GhostAction campaign compromised over 500 maintainer accounts, injecting malicious workflows into thousands of repositories to harvest cloud and AI credentials. Traders monitoring resolution criteria weigh these platform reliability strains and supply-chain security risks against GitHub’s typical quick median recovery times and ongoing mitigations. Upcoming catalysts include any further status page escalations or detailed root-cause reports.