What is CVE-2026-57302?

CVE-2026-57302 is a medium-severity vulnerability in Jenkins Fitnesse, classified under Plaintext Storage of a Password. CVSS score: 4.3/10. Published 2026-06-24.

How severe is CVE-2026-57302?

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

Vulnerability in Jenkins Fitnesse

CVE-2026-57302

Jenkins FitNesse Plugin 1.36 and earlier stores passwords unencrypted in job config.xml files on the Jenkins controller, where they can be viewed by users with Extended Read permission or access to the Jenkins controller file system.

Published 2026-06-24 · last modified 2026-06-26.

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.

EPSS exploit prediction

EPSS: 0.003 (18.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 18.4% 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 Fitnesse
Jenkins Project Fitnesse Plugin — versions 1.36

Weakness classification (CWE)

CWE-256 — Plaintext Storage of a Password

References

www.jenkins.io/security/advisory/2026-06-24/ (vendor-advisory, Vendor Advisory)

Frequently asked questions

What is CVE-2026-57302?: CVE-2026-57302 is a medium-severity vulnerability in Jenkins Fitnesse, classified under Plaintext Storage of a Password. CVSS score: 4.3/10. Published 2026-06-24.
How severe is CVE-2026-57302?: Medium severity. CVSS v3 base score is 4.3 out of 10.