PatchSiren

PatchSiren cyber security CVE debrief

CVE-2026-70432 Jenkins Project CVE debrief

A cross-site request forgery (CSRF) vulnerability in Jenkins Multijob Plugin 669.v9d96a_d9c71b_0 and earlier allows attackers to execute arbitrary code in the context of the Jenkins controller JVM. This vulnerability has a high severity and can be exploited by attackers to execute arbitrary code. Affected product deployments should be confirmed in managed environments and assigned an owner for follow-up. Review of the supplied official advisory or CVE record is necessary to validate affected scope, severity, and vendor guidance. The vulnerability allows attackers to execute arbitrary code in the context of the Jenkins controller JVM. Affected operator, platform, vulnerability-management, and security-team impact should be considered when prioritizing mitigation efforts. Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up. Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance. Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed. Review compensating controls for exposed systems while remediation is scheduled and verified. Check relevant monitoring, detection, and logs for exposed assets that need extra review.

Vendor
Jenkins Project
Product
Jenkins Multijob Plugin
CVSS
HIGH 8.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-08-05
Original CVE updated
2026-08-31
Advisory published
2026-08-05
Advisory updated
2026-08-31

Who should care

Jenkins administrators, security teams, and developers using Jenkins Multijob Plugin should be aware of this vulnerability and take necessary actions to mitigate the risk. This includes reviewing compensating controls for exposed systems while remediation is scheduled and verified, and checking relevant monitoring, detection, and logs for exposed assets that need extra review. Affected operator, platform, vulnerability-management, and security-team impact should be considered when prioritizing mitigation efforts.

Technical summary

CVE-2026-70432 is a high severity CSRF vulnerability in Jenkins Multijob Plugin 669.v9d96a_d9c71b_0 and earlier. Attackers can exploit this vulnerability to execute arbitrary code in the context of the Jenkins controller JVM. The vulnerability allows attackers to execute arbitrary code in the context of the Jenkins controller JVM. Affected product deployments should be confirmed in managed environments and assigned an owner for follow-up. Review of the supplied official advisory or CVE record is necessary to validate affected scope, severity, and vendor guidance.

Defensive priority

High priority due to CSRF vulnerability allowing arbitrary code execution

Recommended defensive actions

  • Inventory and verify Jenkins Multijob Plugin version
  • Apply vendor remediation if available
  • Implement compensating controls for CSRF protection
  • Monitor for suspicious activity

Evidence notes

Evidence from official sources indicates a CSRF vulnerability in Jenkins Multijob Plugin. Further verification is recommended. The vulnerability allows attackers to execute arbitrary code in the context of the Jenkins controller JVM. Affected product deployments should be confirmed in managed environments and assigned an owner for follow-up. Review of the supplied official advisory or CVE record is necessary to validate affected scope, severity, and vendor guidance.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-70432 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-70432

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-70432 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-70432

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.