What is CVE-2026-33004?

CVE-2026-33004 is a medium-severity vulnerability in Jenkins Loadninja, classified under Information Disclosure. CVSS score: 4.3/10. Published 2026-03-18.

How severe is CVE-2026-33004?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Information disclosure in Jenkins Loadninja

CVE-2026-33004

Jenkins LoadNinja Plugin 2.1 and earlier does not mask LoadNinja API keys displayed on the job configuration form, increasing the potential for attackers to observe and capture them.

Vulnerability class: Information Disclosure

EPSS: 0.002 (12.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Jenkins Loadninja
Jenkins Project Loadninja Plugin — versions 0

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

jenkinsci-cert@googlegroups.com (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-33004?: CVE-2026-33004 is a medium-severity vulnerability in Jenkins Loadninja, classified under Information Disclosure. CVSS score: 4.3/10. Published 2026-03-18.
How severe is CVE-2026-33004?: Medium severity. CVSS v3 base score is 4.3 out of 10.