Multiple cross-site scripting (XSS) vulnerabilities in the Joomulus (modjoomulus) module 2.0 for Joomla! allow remote attackers to inject arbitrary web script or HTML via the tagcloud parameter in a tags action to (1) tagcloudell.swf, (2) tagcloudeng.swf, (3) tagcloudpor.swf, (4) tagcloudrus.swf, and possibly (5) tagcloudjpn.swf. NOTE: the provenance of this information is unknown; the details are obtained solely from third party information.