CVE-2018-1000866

Severity: high (CVSS 8.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-12-10 · updated 2026-06-17
Weakness: CWE-269

Description

A sandbox bypass vulnerability exists in Pipeline: Groovy Plugin 2.59 and earlier in groovy-sandbox/src/main/java/org/kohsuke/groovy/sandbox/SandboxTransformer.java, groovy-cps/lib/src/main/java/com/cloudbees/groovy/cps/SandboxCpsTransformer.java that allows attackers with Job/Configure permission, or unauthorized attackers with SCM commit privileges and corresponding pipelines based on Jenkinsfiles set up in Jenkins, to execute arbitrary code on the Jenkins master JVM

Affected products

Jenkins project Jenkins Pipeline: Groovy Plugin: through 2.59
Red Hat OpenShift Container Platform 4.18: 3.11

References

https://access.redhat.com/errata/RHBA-2019:0326
https://access.redhat.com/errata/RHBA-2019:0327
https://jenkins.io/security/advisory/2018-10-29/#SECURITY-1186
https://access.redhat.com/errata/RHBA-2019:0326
https://access.redhat.com/errata/RHBA-2019:0327
https://jenkins.io/security/advisory/2018-10-29/#SECURITY-1186

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