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TI-2020-02107 Aliases CVE-2020-2230GHSA-9g4m-ffx6-c29g

Cross-site scripting in Jenkins

Priority HIGH 65CWE-79Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
Required
Attack complexity
Low
Impact type
Cross-site scripting
Confidentiality · integrity · availability
Low · Low · None
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-79.

Summary

Jenkins 2.251 and earlier, LTS 2.235.3 and earlier does not escape the project naming strategy description, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by users with Overall/Manage permission.

Why it matters now

EPSS 0.82733 99th percentileScored 2026-11-08
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed org.jenkins-ci.main:jenkins-core (Maven): 2.235.4, 2.252Red Hat: 4 advisories

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
JenkinsJenkinsup to 2.251; up to LTS 2.235.3—No fix listedCNA
—org.jenkins-ci.main:jenkins-core (Maven)before 2.235.42.235.4Patch availableGHSA-9g4m-ffx6-c29g
—org.jenkins-ci.main:jenkins-core (Maven)2.236 to before 2.2522.252Patch availableGHSA-9g4m-ffx6-c29g
  • Jenkins VendorJenkins Affected up to 2.251; up to LTS 2.235.3 Fixed in — No fix listed CNA
  • org.jenkins-ci.main:jenkins-core (Maven) Vendor— Affected before 2.235.4 Fixed in 2.235.4 Patch available GHSA-9g4m-ffx6-c29g
  • org.jenkins-ci.main:jenkins-core (Maven) Vendor— Affected 2.236 to before 2.252 Fixed in 2.252 Patch available GHSA-9g4m-ffx6-c29g

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:*up to 2.235.3VulnerableJenkins
cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:*up to 2.251VulnerableJenkins
  • cpe:2.3:a:jenkins:jenkins:*:*:*:*:lts:*:*:* Versions up to 2.235.3 Vulnerable ·Jenkins
  • cpe:2.3:a:jenkins:jenkins:*:*:*:*:-:*:*:* Versions up to 2.251 Vulnerable ·Jenkins

Remediation

  • Fix · GHSA-9g4m-ffx6-c29g org.jenkins-ci.main:jenkins-core (Maven) Fixed in 2.235.4 Advisory →
  • Fix · GHSA-9g4m-ffx6-c29g org.jenkins-ci.main:jenkins-core (Maven) Fixed in 2.252 Advisory →

Red Hat 4 advisories

  • RHSA-2020:4223 Released 2020-10-22 · Red Hat rating Important
    OpenShift Container Platform 3.11.306 jenkins security update
    • Red Hat OpenShift Container Platform 3.11 jenkins-2.235.5.1600415953-1.el7
  • RHSA-2020:4220 Released 2020-10-13 · Red Hat rating Important
    OpenShift Container Platform 4.4.27 openshift-jenkins-2-container security update
    • Red Hat OpenShift Container Platform 4.4 openshift4/ose-jenkins
  • RHSA-2020:3841 Released 2020-09-30 · Red Hat rating Important
    OpenShift Container Platform 4.5.13 jenkins security update
    • Red Hat OpenShift Container Platform 4.5 jenkins-2.235.5.1600414805-1.el7
Show 1 more Red Hat advisories
  • RHSA-2020:3808 Released 2020-09-23 · Red Hat rating Important
    OpenShift Container Platform 4.3.38 jenkins and openshift security update
    • Red Hat OpenShift Container Platform 4.3 jenkins-2.235.5.1600415514-1.el7, openshift-4.3.37-202009120213.p0.git.0.dffefe4.el8, openshift-hyperkube-4.3.37-202009120213.p0.git.0.dffefe4.el8

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat OpenShift Container Platform 3.11Fixed RHSA-2020:4223
Red Hat OpenShift Container Platform 4.3Fixed RHSA-2020:3808
Red Hat OpenShift Container Platform 4.4Fixed RHSA-2020:4220
Red Hat OpenShift Container Platform 4.5Fixed RHSA-2020:3841
Red Hat OpenShift Container Platform 4.6Fixed—
Not affected: 2 products
  • Red Hat Fuse 7
  • Red Hat OpenShift Container Platform 4.3

Timeline

  1. 2026-10-02 Threatist record created from CVE-2020-2230
  2. 2026-10-03 Alias added: GHSA-9g4m-ffx6-c29g
  3. 2026-10-30 Fix available: Red Hat OpenShift Container Platform 4.6 · Red Hat

References

Exploit 1

Advisory 3

Other 2

  • TI-2024-15885 Path traversal in Jenkins KEVCVSS 3.1CRITICAL 9.8
  • TI-2018-16080 A code execution vulnerability exists in the Stapler web framework used by Jenkins 2.153… KEVCVSS 3.1CRITICAL 9.8
  • TI-2017-14573 Jenkins versions 2.56 and earlier as well as 2.46.1 LTS and earlier are vulnerable to an… KEVCVSS 3.1CRITICAL 9.8
  • TI-2023-23979 The HTTP/2 protocol allows a denial of service (server resource consumption) because… KEVCVSS 3.1HIGH 7.5
  • TI-2015-04472 The Fingerprints pages in Jenkins before 1.638 and LTS before 1.625.2 might allow remote… KEVCVSS 3.1HIGH 7.5
  • TI-2016-07596 The remoting module in Jenkins before 2.32 and LTS before 2.19.3 allows remote attackers… CVSS 3.0CRITICAL 9.8
See all 293 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences