| Package | Affected versions | Patched versions |
|---|---|---|
| org.jvnet.hudson.plugins:checkstyle | < 3.50 | 3.50 |
| checkstyle | ≤ 3.49 |
Jenkins Checkstyle Plugin 3.49 and earlier processes XML external entities in files it parses as part of the build process, allowing attackers with user permissions in Jenkins to extract secrets from the Jenkins master, perform server-side request forgery, or denial-of-service attacks.
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