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TI-2023-21170 Aliases CVE-2023-40341GHSA-g4pq-p927-7pgg

Cross-site request forgery in Jenkins Blue Ocean Plugin

Priority MEDIUM 41CWE-352Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Tampering
Confidentiality · integrity · availability
High · High · High
Fix status
Partial Red Hat: 2 fixed, 1 without a fix

Attack profile from CVSS 3.1 · NVD. Fix status from CNA, GitHub and Red Hat. Impact type from CWE-352.

Summary

A cross-site request forgery (CSRF) vulnerability in Jenkins Blue Ocean Plugin 1.27.5 and earlier allows attackers to connect to an attacker-specified URL, capturing GitHub credentials associated with an attacker-specified job.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00624 50th percentileScored 2026-11-07
Fix Partial Jenkins Blue Ocean Plugin (Jenkins Project): 1.27.5.1, 1.27.4.1io.jenkins.blueocean:blueocean (Maven): 1.27.5.1Red Hat: 2 advisoriesRed Hat: 2 fixed, 1 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
JenkinsJenkins Blue Ocean Plugin—1.27.5.1, 1.27.4.1Patch availableCNA
—io.jenkins.blueocean:blueocean (Maven)before 1.27.5.11.27.5.1Patch availableGHSA-g4pq-p927-7pgg
  • Jenkins Blue Ocean Plugin VendorJenkins Affected — Fixed in 1.27.5.1, 1.27.4.1 Patch available CNA
  • io.jenkins.blueocean:blueocean (Maven) Vendor— Affected before 1.27.5.1 Fixed in 1.27.5.1 Patch available GHSA-g4pq-p927-7pgg

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:jenkins:blue_ocean:*:*:*:*:*:jenkins:*:*up to 1.27.5VulnerableJenkins
  • cpe:2.3:a:jenkins:blue_ocean:*:*:*:*:*:jenkins:*:* Versions up to 1.27.5 Vulnerable ·Jenkins

Remediation

  • Fix · CNA Jenkins Blue Ocean Plugin (Jenkins Project) Fixed in 1.27.5.1, 1.27.4.1
  • Fix · GHSA-g4pq-p927-7pgg io.jenkins.blueocean:blueocean (Maven) Fixed in 1.27.5.1 Advisory →

Red Hat 2 advisories

  • RHSA-2024:0778 Released 2024-02-12 · Red Hat rating Important
    Jenkins and Jenkins-2-plugins security update
    • OpenShift Developer Tools and Services for OCP 4.12 jenkins-2-plugins-4.12.1706515741-1.el8, jenkins-2.426.3.1706515686-3.el8
  • RHSA-2024:0777 Released 2024-02-12 · Red Hat rating Important
    jenkins and jenkins-2-plugins security update
    • OpenShift Developer Tools and Services for OCP 4.14 jenkins-2-plugins-4.14.1706516441-1.el8, jenkins-2.426.3.1706516352-3.el8

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat OpenShift Container Platform 4AffectedNo fix yet
OpenShift Developer Tools and Services for OCP 4.12Fixed RHSA-2024:0778
OpenShift Developer Tools and Services for OCP 4.14Fixed RHSA-2024:0777
Not affected: 2 products
  • OpenShift Developer Tools and Services for OCP 4.12
  • OpenShift Developer Tools and Services for OCP 4.14

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-40341
  2. 2026-10-03 Alias added: GHSA-g4pq-p927-7pgg
  3. 2026-11-04 EPSS moved to the 50th–90th percentile

References

Advisory 3

  • TI-2017-14443 Blue Ocean allows the creation of GitHub organization folders that are set up to scan a… CVSS 3.0HIGH 8.5
  • TI-2020-02131 Path traversal in Jenkins Blue Ocean Plugin CVSS 3.1MEDIUM 6.5
  • TI-2022-13010 Missing authorization in Jenkins Blue Ocean Plugin CVSS 3.1MEDIUM 6.5
  • TI-2022-13008 Insufficiently protected credentials in Jenkins Pipeline SCM API for Blue Ocean Plugin CVSS 3.1MEDIUM 6.5
  • TI-2019-15857 Cross-site request forgery in Jenkins Blue Ocean Plugins CVSS 3.0MEDIUM 6.5
  • TI-2022-13009 Cross-site request forgery in Jenkins Blue Ocean Plugin CVSS 3.1MEDIUM 6.5
See all 10 →

Sources

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