Jenkins AnchorChain Plugin Has a Cross-Site Scripting (XSS) Vulnerability
Jenkins AnchorChain Plugin 1.0 does not limit URL schemes for links it creates based on workspace content, allowing the javascript: scheme.
This results in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to control the input file for the Anchor Chain post-build step.
As of publication of this advisory, there is no fix.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Java / Kotlin (Maven) | org.jenkins-ci.plugins:anchorchain | = 1.0 | no fix |
References
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H- Weakness (CWE)
CWE-79- Platform
- Java / Kotlin (Maven)
- Package
org.jenkins-ci.plugins:anchorchain- Disclosed
- 19.03.2025
- Updated
- 11.10.2026 12:21
Sources and licenses
OSV / GitHub Advisory Database - GHSA-xxrg-mg63-qfpj - CC BY 4.0
Vulnerability history: org.jenkins-ci.plugins:anchorchain
All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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