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Fencer Intel
medium 5.4

CVE-2020-2223 json

Stored XSS vulnerability in Jenkins console links

published 6y ago modified 2mo ago also BIT-jenkins-2020-2223 , EUVD-2022-3945 , GHSA-gfhj-524q-gcrm

cvss
5.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits
0
none known

Summary

Jenkins 2.244 and earlier, LTS 2.235.1 and earlier does not escape correctly the 'href' attribute of links to downstream jobs displayed in the build console page, resulting in a stored cross-site scripting vulnerability.

Patch / fix

  • maven org.jenkins-ci.main:jenkins-core 2.235.2, 2.245
  • bitnami jenkins 2.244.1
  • jenkins openshift 4.3 2.235.5.1600415514-1.el7
  • openshift openshift 4.3 4.3.37-202009120213.p0.git.0.dffefe4.el8
  • openshift-hyperkube openshift 4.3 4.3.37-202009120213.p0.git.0.dffefe4.el8
  • openshift openshift 4.4 4.4.0-202008250319.p0.git.0.d653415.el7
  • openshift openshift 4.4 4.4.0-202008250319.p0.git.0.d653415.el8
  • openshift-hyperkube openshift 4.4 4.4.0-202008250319.p0.git.0.d653415.el7
  • openshift-hyperkube openshift 4.4 4.4.0-202008250319.p0.git.0.d653415.el8
  • jenkins openshift 4.5 2.235.2.1597312414-1.el7

red hat advisories RHSA-2020:3808RHSA-2020:3579RHSA-2020:3519RHSA-2020:3541RHBA-2020:3441

  • jenkins Alpine 3.24, Alpine 3.23, Alpine 3.22 +10 more 2.245-r0

alpine advisories ALPINE-CVE-2020-2223

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Is CVE-2020-2223 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-2223 updated cvss 8.0

jenkins: Stored XSS vulnerability in console links

  • Red Hat OpenShift Container Platform 3.11 jenkins 2.235.2.1597220898-1.el7
    fixed: vendor fix RHSA-2020:3541
  • Red Hat OpenShift Container Platform 4.3 jenkins 2.235.5.1600415514-1.el7
    fixed: vendor fix RHSA-2020:3808
  • Red Hat OpenShift Container Platform 4.4 jenkins 2.235.2.1597312065-1.el7, openshift 4.4.0-202008250319.p0.git.0.d653415.el7, openshift 4.4.0-202008250319.p0.git.0.d653415.el8, openshift-hyperkube 4.4.0-202008250319.p0.git.0.d653415.el7, openshift-hyperkube 4.4.0-202008250319.p0.git.0.d653415.el8
    fixed: vendor fix RHBA-2020:3441
  • Red Hat OpenShift Container Platform 4.5 jenkins 2.235.2.1597312414-1.el7
    fixed: vendor fix RHSA-2020:3519
  • Red Hat OpenShift Container Platform 4.6 openshift4/ose-pod v4.6.0-202010061132.p0, openshift4/ose-jenkins v4.6.0-202010120952.p0, openshift4/ose-deployer v4.6.0-202010080605.p0, openshift4/ose-sdn-rhel8 v4.6.0-202010061132.p0, openshift4/ose-telemeter v4.6.0-202010061132.p0, openshift4/ose-kube-proxy v4.6.0-202010061132.p0, +49 more
    fixed: vendor fix RHBA-2020:4196
  • Red Hat OpenShift Container Platform 3.11 python-rsa 4.5-2.el7, python2-rsa 4.5-2.el7, jenkins-2-plugins 3.11.1597310986-1.el7, openshift-ansible 3.11.272-1.git.0.79ab6e9.el7, openshift-ansible-test 3.11.272-1.git.0.79ab6e9.el7, openshift-ansible-roles 3.11.272-1.git.0.79ab6e9.el7, +1 more Red Hat OpenShift Container Platform 4.3 openshift 4.3.37-202009120213.p0.git.0.dffefe4.el8, openshift-hyperkube 4.3.37-202009120213.p0.git.0.dffefe4.el8 Red Hat OpenShift Container Platform 4.4 cri-o 1.17.4-24.rhaos4.4.git73658e6.el7, cri-o 1.17.4-24.rhaos4.4.git73658e6.el8, container-selinux 2.144.0-1.rhaos4.4.el8, openshift-kuryr 4.4.0-202008131757.p0.git.1813.8e0365d.el8, openshift-kuryr-cni 4.4.0-202008131757.p0.git.1813.8e0365d.el8, machine-config-daemon 4.4.0-202008130707.p0.git.2357.47d462a.el8, +3 more Red Hat OpenShift Container Platform 4.5 openshift 4.5.0-202008130146.p0.git.0.aaf1d57.el7, openshift 4.5.0-202008130146.p0.git.0.aaf1d57.el8, openshift-hyperkube 4.5.0-202008130146.p0.git.0.aaf1d57.el7, openshift-hyperkube 4.5.0-202008130146.p0.git.0.aaf1d57.el8
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.03% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
GitHub 3.1 8.0 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
NVD 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 3.5 AV:N/AC:M/Au:S/C:N/I:P/A:N
OSV 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
maven org.jenkins-ci.main:jenkins-core
<2.235.2
>=2.236, <2.245
2.235.2
2.245
bitnami jenkins
<2.244.1
2.244.1

Affected products

  • Jenkins project Jenkins

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.