Description
Jenkins OpenShift Pipeline Plugin 1.0.56 and earlier does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerability.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Jenkins project | Jenkins OpenShift Pipeline Plugin | unspecified – ≤ 1.0.56 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat OpenShift 3 | jenkins | 2.204.2.1585048146-1.el7 | RHSA-2020:0964 |
| Red Hat OpenShift 3 | jenkins-2-plugins | 3.11.1585050035-1.el7 | RHSA-2020:0964 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | com.openshift.jenkins:openshift-pipeline | < 1.0.57 | 1.0.57 | GHSA-264w-xrr7-6qqg |
Advisories 1
- RHSA-2020:0964 Red Hat Security Advisory: OpenShift Container Platform 3.11 jenkins-2-plugins security update Red Hat Security Advisories (RHSA) · Jun 27, 2026