This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
Multiple cross-site scripting (XSS) vulnerabilities in tmpl/layout_editevent.php in the Multi Calendar (com_multicalendar) component 4.0.2, and possibly 4.8.5 and earlier, for Joomla! allow remote attackers to inject arbitrary web script or HTML via the (1) calid or (2) paletteDefault parameter in an editevent action to index.php.
CVSS 3.x Severity and Metrics:
NVD score not yet provided.
CVSS 2.0 Severity and Metrics: