CVE-2023-28679: Jenkins Mashup Portlets

Medium severity, CVSS 5.4. EPSS: 0.6% chance of exploitation in the next 30 days.

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.

Affected products

• Jenkins Mashup Portlets: up to and including 1.1.2

Published 2023-04-02. Last modified 2026-06-17.