PT-2026-53989

Name of the Vulnerable Software and Affected Versions GitHub Enterprise Server versions prior to 3.21 Description An authenticated user can read source code from private repositories they are not authorized to access. The issue occurs because the Copilot pull request description diff summary...

CVE-2025-8447 Incorrect authorization vulnerability was identified in GitHub Enterprise Server that allowed read-only access

An improper access control vulnerability was identified in GitHub Enterprise Server that allowed users with access to any repository to retrieve limited code content from another repository by creating a diff between the repositories. To exploit this vulnerability, an attacker needed to know the...