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CVE-2014-2065 — jenkins-core

Fix: jenkinsci/jenkins@a0b0050

CVE-2014-2065 is a Cross-site Scripting (XSS) vulnerability in org.jenkins-ci.main:jenkins-core. A fix is available for org.jenkins-ci.main:jenkins-core — see the affected versions and patch details below.

Jenkins cross-site scripting (XSS) vulnerability

Published
Updated
Affected
2 pkgs
Patched
2 / 2
Exploits
None indexed
Exploitation data as of Nov 7, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗
1.8%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs78th percentile — riskier than 78% of all scored CVEsHighest risk
0.00%0.76%1.52%2.27%0.1%1.8%May 26Sep 26Nov 26

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

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

Cross-site scripting (XSS) vulnerability in Jenkins before 1.551 and LTS before 1.532.2 allows remote attackers to inject arbitrary web script or HTML via the iconSize cookie.

Affected Packages

2 total 2 fixed
EcosystemPackageVulnerable rangeFix
☕Mavenorg.jenkins-ci.main:jenkins-core≥ 1.533&&< 1.5511.551org.jenkins-ci.main:jenkins-core:1.551
☕Mavenorg.jenkins-ci.main:jenkins-coreall versions1.532.2org.jenkins-ci.main:jenkins-core:1.532.2

Affected Products

1 product · 2 configurations
Application
jenkinsjenkins
≤ 1.550
range

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 1.551 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2014-2065 is resolved across your whole dependency graph.

  3. Workarounds

    Escape or sanitise the affected output on the server side rather than relying on client-side filtering, and add a Content-Security-Policy that blocks inline script execution so injected markup cannot run even if it reaches the page.

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 Enterprise 2.1jenkins-0:1.565.3-1.el6opRHBA-2014:1630

Frequently Asked Questions

Cross-site scripting (XSS) vulnerability in Jenkins before 1.551 and LTS before 1.532.2 allows remote attackers to inject arbitrary web script or HTML via the iconSize cookie.
O3 Security · Impact-Aware SCA

Is CVE-2014-2065 in your dependencies?

Find it across Maven, including transitive dependencies.

CVE-2014-2065: jenkins-core XSS — Fixed in 1.551