High severity7.5NVD Advisory· Published May 27, 2026· Updated May 28, 2026
CVE-2026-48921
CVE-2026-48921
Description
Jenkins Pipeline: Groovy Libraries Plugin 797.v90ea_a_9b_e45a_0 and earlier does not prohibit symbolic links in shared libraries, allowing attackers able to control the content of a library used by a Pipeline job to read arbitrary files on the Jenkins controller filesystem.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2<=797.v90ea_a_9b_e45a_0+ 1 more
- (no CPE)range: <=797.v90ea_a_9b_e45a_0
- (no CPE)range: <=797.v90ea_a_9b_e45a_0
Patches
Vulnerability mechanics
References
1- www.jenkins.io/security/advisory/2026-05-27/nvdVendor Advisory
News mentions
2- Jenkins Security Advisory: 13 CVEs Across 11 Plugins Disclosed May 2026Vypr Intelligence · May 27, 2026
- Jenkins Security Advisory 2026-05-27Jenkins Security Advisories · May 27, 2026