Description
Jenkins Mashup Portlets Plugin 1.1.2 and earlier provides the "Generic JS Portlet" feature that lets a user populate a portlet using a custom JavaScript expression, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by authenticated attackers with Overall/Read permission.
Remediation
References
https://www.jenkins.io/security/advisory/2023-03-21/#SECURITY-2813
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