GitHub Advisoryadvisory · Maven

GHSA-qjq3-wqj5-g37q Jenkins Pipeline: Groovy Libraries Plugin does not prohibit symbolic links in shared libraries

HIGH Published 2026-05-27 Modified 2026-07-01 Official page ↗
Aliases
CVE-2026-48921
Ecosystem
Maven
Packages
io.jenkins.plugins:pipeline-groovy-lib
Severity
High
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-59
Reviewed
2026-07-01

Affected packages

• Maven io.jenkins.plugins:pipeline-groovy-lib: < 798.v5cc688825312 → fixed in 798.v5cc688825312

Description

Jenkins Pipeline: Groovy Libraries Plugin 797.v90ea_a_9b_e45a_0 and earlier does not prohibit symbolic links in shared libraries. This allows attackers able to control the content of a library used by a Pipeline job to read arbitrary files on the Jenkins controller filesystem. Pipeline: Groovy Libraries Plugin 798.v5cc688825312 prohibits symbolic links in shared libraries.

Related

Alias · CVE (1)

  • CVE-2026-48921 Jenkins Pipeline: Groovy Libraries Plugin 797.v90ea_a_9b_e45a_0 and earlier does not prohibit symbolic links in shared libraries, allowing… vulnerability

Weakness · CWE (1)

  • CWE-59 Improper Link Resolution Before File Access weakness

References