Directory traversal vulnerability in attachmentlibrary.php in the XStandard component for Joomla! 1.5.8 and earlier allows remote attackers to list arbitrary directories via a .. (dot dot) in the XCMSLIBRARYPATH HTTP header.

Cross-site scripting (XSS) vulnerability in Joomla! 1.5.x through 1.5.10 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors related to database output and the frontend administrative panel.

Cross-site scripting (XSS) vulnerability in the administrator panel in the comusers core component for Joomla! 1.5.x through 1.5.10 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.

Multiple cross-site scripting (XSS) vulnerabilities in Joomla! 1.5.7 and earlier allow remote authenticated users with certain privileges to inject arbitrary web script or HTML via (1) the title and description parameters to the comweblinks module and (2) unspecified vectors in the comcontent module related to "article submission."