Jenkins Groovy Libraries Plugin Path Traversal via Library Step
CVE-2026-92131 Published on September 16, 2026
Jenkins Pipeline: Groovy Libraries Plugin 805.va_fc79344957d and earlier does not restrict the library path provided to the library Pipeline step to a relative path inside the SCM checkout, and follows symbolic links to locations outside of the SCM checkout when retrieving the library, resulting in a path traversal vulnerability, allowing attackers able to configure Pipelines to read files in a resources directory and to delete files in a test directory on the Jenkins controller file system.
Vulnerability Analysis
CVE-2026-92131 can be exploited with network access, and requires small amount of user privileges. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have a small impact on confidentiality and integrity, and no impact on availability.
Weakness Type
What is a Directory traversal Vulnerability?
The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the software does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.
CVE-2026-92131 has been classified to as a Directory traversal vulnerability or weakness.
Products Associated with CVE-2026-92131
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Affected Versions
Jenkins Project Jenkins Pipeline: Groovy Libraries Plugin:- Before and including 805.va_fc79344957d is affected.