Jenkins Pipeline Classpath Step plugin allowed Script Security sandbox bypass

HIGH 8.5CVE-2017-2650 · GHSA-r5c7-qcc9-5v7m · Published 27/07/2018 · updated 17/06/2026

In short

CVE-2017-2650 is a HIGH (CVSS 8.5) vulnerability affecting cprice404:pipeline-classpath, pipeline classpath step (jenkins).
Chance of exploitation in the next 30 days (EPSS): 1.1%, higher than 66.6% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
cprice404:pipeline-classpath Maven	`= 0.1.0`	No fix yet
pipeline classpath step jenkins	`= 0.1.0`	No fix yet

Description

It was found that the use of Pipeline: Classpath Step Jenkins plugin enables a bypass of the Script Security sandbox for users with SCM commit access, as well as users with e.g. Job/Configure permission in Jenkins.

NVD description

References

nvd.nist.gov/vuln/detail/CVE-2017-2650 · ADVISORY
jenkins.io/security/advisory/2017-03-20 · WEB
securityfocus.com/bid/96981 · WEB
jenkins.io/security/advisory/2017-03-20 · Vendor Advisory

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