Jenkins Dashboard View Plugin 2.18 and earlier does not perform URL validation for the Iframe Portlet's Iframe source URL, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers able to configure views.
Jenkins Dashboard View Plugin 2.15 and earlier does not escape URLs referenced in Image Dashboard Portlets, resulting in a stored cross-site scripting (XSS) vulnerability exploitable by attackers with View/Configure permission.