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MEDIUM severity

CVE-2019-10352 — jenkins-core

MEDIUMFix: jenkinsci/jenkins@18fc7c0

CVE-2019-10352 is a medium-severity (CVSS 6.5) Path Traversal vulnerability in org.jenkins-ci.main:jenkins-core. 1 public exploit or proof-of-concept reference is indexed, so weaponization risk is real. A fix is available for org.jenkins-ci.main:jenkins-core — see the affected versions and patch details below.

Improper Limitation of a Pathname to a Restricted Directory in Jenkins

Also known asGHSA-qr42-82qj-mw65
Published
Updated
Affected
2 pkgs
Patched
2 / 2
Exploits
1 known
Exploitation data as of Nov 7, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗
10.0%probability of exploitation in next 30 days
Moderate Risk-0.18%
Lower risk than most CVEs96th percentile — riskier than 96% of all scored CVEsHighest risk
0.94%17.1%33.3%49.5%40.4%10.0%May 26Sep 26Nov 26

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

How urgent is this, really

Where this sits among everything scored

Real-World Exposure

2 pkgs affected
☕org.jenkins-ci.main:jenkins-core☕org.jenkins-ci.main:jenkins-core

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Maven packages — download data is not available via public APIs for these ecosystems.

Description

A path traversal vulnerability in Jenkins 2.185 and earlier, LTS 2.176.1 and earlier in core/src/main/java/hudson/model/FileParameterValue.java allowed attackers with Job/Configure permission to define a file parameter with a file name outside the intended directory, resulting in an arbitrary file write on the Jenkins master when scheduling a build.

Affected Packages

2 total 2 fixed
EcosystemPackageVulnerable rangeFix
☕Mavenorg.jenkins-ci.main:jenkins-coreall versions2.176.2org.jenkins-ci.main:jenkins-core:2.176.2
☕Mavenorg.jenkins-ci.main:jenkins-core≥ 2.177&&< 2.1862.186org.jenkins-ci.main:jenkins-core:2.186

Affected Products

1 product · 2 configurations
Application
jenkinsjenkins
≤ 2.185
range
Exploits & PoCs
1

Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for org.jenkins-ci.main:jenkins-core, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update org.jenkins-ci.main:jenkins-core to 2.176.2 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2019-10352 is resolved across your whole dependency graph.

  3. Workarounds

    Resolve every user-supplied path to its canonical form and reject anything that escapes the intended directory, and run the component under an account that has no read or write access outside the directory it legitimately serves.

Fixing This On Your OS

If you run this on a Linux distribution, patch through your package manager against the distro's own security advisory below — it tracks the exact backported fix for your release, which can ship on a different timeline (and sometimes a different severity) than the upstream project.

Red HatModerate
ProductFixed inAdvisory
Red Hat OpenShift Container Platform 3.11jenkins-0:2.176.2.1563460897-1.el7RHSA-2019:2503
Red Hat OpenShift Container Platform 4.1jenkins-0:2.176.2.1563461785-1.el7RHSA-2019:2548

Frequently Asked Questions

A path traversal vulnerability in Jenkins 2.185 and earlier, LTS 2.176.1 and earlier in core/src/main/java/hudson/model/FileParameterValue.java allowed attackers with Job/Configure permission to define a file parameter with a file name outside the intended directory, resulting in an arbitrary file write on the Jenkins master when scheduling a build.
O3 Security · Impact-Aware SCA

Is CVE-2019-10352 in your dependencies?

Find it across Maven, including transitive dependencies.

CVE-2019-10352: jenkins-core — Fixed in 2.176.2