What is CVE-2026-70439?

CVE-2026-70439 is a medium-severity vulnerability in Jenkins Project XML Job To Dsl Plugin, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-08-05.

How severe is CVE-2026-70439?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Jenkins Project XML Job To Dsl Plugin

CVE-2026-70439

Jenkins XML Job to Job DSL Plugin 0.1.13 and earlier does not perform permission checks, allowing attackers lacking appropriate permissions to invoke the conversion functionality.

Vulnerability class: Broken Access Control

Published 2026-08-05 · last modified 2026-10-24.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (18.6th percentile), scored 2026-11-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 18.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Jenkins Project XML Job To Dsl Plugin — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

www.jenkins.io/security/advisory/2026-08-05/ (vendor-advisory)

Frequently asked questions

What is CVE-2026-70439?: CVE-2026-70439 is a medium-severity vulnerability in Jenkins Project XML Job To Dsl Plugin, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-08-05.
How severe is CVE-2026-70439?: Medium severity. CVSS v3 base score is 6.5 out of 10.