{"id":"INC-github-zw1hbx2yyhvr","kind":"incident","aliases":[],"related":[],"title":"GitHub: Disruption with Copilot Code Review","description":"On September 4, 2026, between 20:04 and 22:26 UTC, GitHub Copilot code review experienced an increased failure rate. Affected pull request reviews failed to complete or post review comments.The incident was caused by a change to the service’s authentication permissions that prevented it from submitting affected reviews to the GitHub API. We reverted the change and restored normal operation by 22:26 UTC.We apologize for the disruption.","summary":null,"severity":"high","cvss":null,"epss":null,"exploited":false,"exploited_at":null,"products":[{"name":"GitHub","fixed":[],"affected":"","ecosystem":"vendor"}],"ecosystems":["vendor"],"tags":["ci","git","github","incident","ops","vendor"],"not_affected_if":[],"how_to_check":null,"fix":null,"status":"resolved","published_at":"2026-09-04T20:39:03+00:00","first_seen_at":"2026-10-23T19:12:22+00:00","triaged_at":"2026-10-23T21:50:49+00:00","updated_at":"2026-10-23T21:50:49+00:00","category":"vendor","confidence":null,"triage":null,"analyst_status":null,"analyst_note":null,"search":"'04':24C '20':23C '2026':21C '22':26C,81C '26':27C,82C '4':20C 'affect':38C,66C 'api':71C 'apolog':84C 'authent':59C 'caus':51C 'chang':54C,75C 'ci':12B 'code':5A,31C 'comments.the':48C 'complet':44C 'copilot':4A,30C 'disrupt':2A,87C 'experienc':33C 'fail':42C 'failur':36C 'git':13B 'github':1A,9A,11A,14B,29C,70C 'inc':8A 'inc-github-zw1hbx2yyhvr':7A 'incid':15B,49C 'increas':35C 'normal':78C 'op':16B 'oper':79C 'permiss':60C 'post':46C 'prevent':62C 'pull':39C 'rate':37C 'request':40C 'restor':77C 'revert':73C 'review':6A,32C,41C,47C,67C 'septemb':19C 'servic':57C 'submit':65C 'utc':28C 'utc.we':83C 'vendor':17B 'zw1hbx2yyhvr':10A","nicknames":[],"mitigations":[],"who_affected":null,"tier":null,"verified":{},"analyst_revisit_at":null,"first_public_at":"2026-09-04T20:39:03+00:00","kev":null,"cvss_vector":null,"cvss_by":null,"poc_count":0,"sources":[{"source":"statuspage","external_id":"github:zw1hbx2yyhvr","url":"https://stspg.io/dddfhld6fj0z","severity":"high","published_at":"2026-09-04T20:39:03+00:00","modified_at":"2026-09-09T17:07:58+00:00","first_seen_at":"2026-10-23T19:12:22+00:00","fetched_at":"2026-10-25T13:07:42+00:00","note":null}],"documents":[],"notice":"Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai"}