CVE-2026-75101

An authorization bypass vulnerability exists in GitHub Enterprise Server (versions prior to 3.22) due to a repository name collision flaw. Access tokens for raw pull request diffs and patches were incorrectly scoped to the repository name and pull request number rather than a globally unique iden...

CVE-2026-75101 Authorization bypass vulnerability in GitHub Enterprise Server allowed reading of private pull request diffs and patches via repository name collision

An authorization bypass vulnerability was identified in GitHub Enterprise Server that allowed any authenticated user of the instance to read the raw diff or patch of pull requests in private repositories without authorization. Access tokens for raw pull request diffs and patches were scoped to th...