Persisted XSS Vulnerability in Jenkins Sidebar Link Plugin
Date: 2022-05
Affected: maven/org.jenkins-ci.plugins:sidebar-link
Attack vector: xss
Category: vulnerability-disclosure
Severity: Medium
CVE: CVE-2017-1000088
CWE: CWE-79
CVSS: 5.4 (CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N)

The Sidebar Link plugin allows users able to configure jobs, views, and agents to add entries to the sidebar of these objects. There was no input validation, which meant users were able to use javascript: schemes for these links.


Mitigations:

Architectural layers (MAESTRO):