XSS in Jenkins Anchorchain
CVE-2025-30196
Jenkins AnchorChain Plugin 1.0 does not limit URL schemes for links it creates based on workspace content, allowing the `javascript:` scheme, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to control the input file for the Anchor Chain post-build step.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.003 (21.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 21.3% 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 Anchorchain — versions 1.0
- Jenkins Project Anchorchain Plugin — versions 1.0
Weakness classification (CWE)
References
- www.jenkins.io/security/advisory/2025-03-19/ (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2025-30196?
- CVE-2025-30196 is a medium-severity vulnerability in Jenkins Anchorchain, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2025-03-19.
- How severe is CVE-2025-30196?
- Medium severity. CVSS v3 base score is 6.5 out of 10.