Exposure of Sensitive System Information to an Unauthorized Control Sphere Affecting org.jenkins-ci.plugins:github-branch-source package, versions [,1967.1970.vd86979736546)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JAVA-ORGJENKINSCIPLUGINS-17458839
- published25 Jun 2026
- disclosed25 Jun 2026
- creditSuman Roy (https://linkedin.com/in/sumanrox)
Introduced: 25 Jun 2026
CVE-2026-57285 (opens in a new tab)How to fix?
Upgrade org.jenkins-ci.plugins:github-branch-source to version 1967.1970.vd86979736546 or higher.
Overview
org.jenkins-ci.plugins:github-branch-source is a multibranch projects and organization folders from GitHub. Maintained by CloudBees, Inc.
Affected versions of this package are vulnerable to Exposure of Sensitive System Information to an Unauthorized Control Sphere via a missing permission check in an HTTP endpoint that exposes configured GitHub API endpoints. An attacker with Overall/Read permission can obtain the URLs of GitHub Enterprise servers configured in the global plugin settings. This allows unauthorized disclosure of internal infrastructure information that should only be available to administrators or users with elevated permissions.
Note: The vulnerability is limited to disclosure of configured GitHub API endpoint URLs and does not grant direct access to GitHub credentials or repositories.