Description
Jenkins Pipeline: Multibranch Plugin 706.vd43c65dec013 and earlier follows symbolic links to locations outside of the checkout directory for the configured SCM when reading files using the readTrusted step, allowing attackers able to configure Pipelines permission to read arbitrary files on the Jenkins controller file system.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Jenkins project | Jenkins Pipeline: Multibranch Plugin | unspecified – ≤ 706.vd43c65dec013 | 2.26.1 |
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 4 | cri-o | 1.21.5-3.rhaos4.8.gitaf64931.el7 | RHSA-2022:0871 |
| Red Hat OpenShift 4 | haproxy +1 | 2.0.16-3.el7 | RHSA-2022:1620, RHSA-2022:1021 |
| Red Hat OpenShift 4 | haproxy22 | 2.2.15-4.el8 | RHSA-2022:1021 |
| Red Hat OpenShift 4 | jenkins-2-plugins | 4.6.1650364520-1.el8 | RHSA-2022:1620, RHSA-2022:1248, RHSA-2022:1025 |
| Red Hat OpenShift 3 | jenkins | 2.319.3.1650348949-1.el7 | RHSA-2022:1420 |
| Red Hat OpenShift 3 | jenkins-2-plugins | 3.11.1650371376-1.el7 | RHSA-2022:1420 |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| Maven | org.jenkins-ci.plugins.workflow:workflow-multibranch | >= 2.24, < 2.26.1 | 2.26.1 | GHSA-2m9w-9xh2-wxc3 |
| Maven | org.jenkins-ci.plugins.workflow:workflow-multibranch | < 2.23.1 | 2.23.1 | GHSA-2m9w-9xh2-wxc3 |
| Maven | org.jenkins-ci.plugins.workflow:workflow-multibranch | >= 696.v52535c46f4c9, < 696.698.v9b4218eea50f | 696.698.v9b4218eea50f | GHSA-2m9w-9xh2-wxc3 |
| Maven | org.jenkins-ci.plugins.workflow:workflow-multibranch | >= 706.vd43c65dec013, < 707.v71c3f0a | 707.v71c3f0a | GHSA-2m9w-9xh2-wxc3 |
Advisories 6
- RHSA-2022:1420 Red Hat Security Advisory: OpenShift Container Platform 3.11.685 security and bug fix update Red Hat Security Advisories (RHSA) · Oct 2, 2026
- RHSA-2022:1021 Red Hat Security Advisory: OpenShift Container Platform 4.9.26 security update Red Hat Security Advisories (RHSA) · Mar 21, 2026
- RHSA-2022:1620 Red Hat Security Advisory: OpenShift Container Platform 4.6.57 packages and security update Red Hat Security Advisories (RHSA) · Mar 21, 2026
- RHSA-2022:0871 Red Hat Security Advisory: OpenShift Container Platform 4.8.35 security update Red Hat Security Advisories (RHSA) · Mar 21, 2026
- RHSA-2022:1025 Red Hat Security Advisory: OpenShift Container Platform 4.10.6 security update Red Hat Security Advisories (RHSA) · Mar 21, 2026
- RHSA-2022:1248 Red Hat Security Advisory: OpenShift Container Platform 4.7.48 packages and security update Red Hat Security Advisories (RHSA) · Mar 21, 2026