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CVE-2026-84669 Jenkins Project CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-09-02T16:17:31.537Z and has not been modified since then. This CVE-2026-84669 vulnerability affects Jenkins Allure Plugin versions 2.35.2 and earlier, allowing attackers with Item/Read permission to read arbitrary files on the Jenkins controller's file system due to a path traversal vulnerability. The vulnerability has a CVSS score of 8.8 and is classified as HIGH severity. Affected teams should review official advisories, identify and prioritize affected deployments, and plan for vendor-supported updates or mitigations. They should also verify monitoring, detection, and logs for exposed assets that need extra review.

Vendor
Jenkins Project
Product
Jenkins Allure Plugin
CVSS
HIGH 8.8
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-02
Original CVE updated
2026-09-03
Advisory published
2026-09-02
Advisory updated
2026-09-03

Who should care

Jenkins administrators, users with Item/Read permission, security teams responsible for Jenkins instances, and operators managing Jenkins deployments should be aware of this vulnerability. They should review the official CVE record and NVD detail page to understand the affected scope, severity, and vendor guidance. Affected teams should plan for vendor-supported updates or mitigations through normal change control and verify monitoring, detection, and logs for exposed assets that need extra review.

Technical summary

A path traversal vulnerability in Jenkins Allure Plugin 2.35.2 and earlier allows attackers with Item/Read permission on jobs that publish Allure report results to read arbitrary files on the Jenkins controller's file system. The vulnerability has a CVSS score of 8.8 and is classified as HIGH severity. Affected product deployments should be identified, and compensating controls should be reviewed while remediation is scheduled and verified.

Defensive priority

High priority due to HIGH CVSS score of 8.8 and potential for arbitrary file reading.

Recommended defensive actions

  • Inventory and verify Jenkins Allure Plugin version
  • Restrict Item/Read permission to necessary users
  • Monitor Jenkins controller's file system for unauthorized access
  • Apply vendor remediation when available

Evidence notes

Evidence from official CVE Program record and NIST NVD detail page indicates a path traversal vulnerability in Jenkins Allure Plugin 2.35.2 and earlier. Attackers with Item/Read permission can read arbitrary files on the Jenkins controller's file system. The vulnerability has a CVSS score of 8.8 and is classified as HIGH severity. Defenders should verify affected product deployments, review official advisories, and plan for vendor-supported updates or mitigations.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-84669 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-84669

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

  • CVE-2026-84669 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-84669

    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.