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.
Multiple cross-site scripting (XSS) vulnerabilities in the Freichat (com_freichat) component, possibly 9.4 and earlier, for Joomla! allow remote attackers to inject arbitrary web script or HTML via the (1) id or (2) xhash parameter to client/chat.php or (3) toname parameter to client/plugins/upload/upload.php.
Multiple cross-site scripting (XSS) vulnerabilities in the StackIdeas Komento (com_komento) component before 1.7.3 for Joomla! allow remote attackers to inject arbitrary web script or HTML via the (1) website or (2) latitude parameter in a comment to the default URI.
SQL injection vulnerability in the JV Comment (com_jvcomment) component before 3.0.3 for Joomla! allows remote authenticated users to execute arbitrary SQL commands via the id parameter in a comment.like action to index.php.
administrator/components/com_media/helpers/media.php in the media manager in Joomla! 2.5.x before 2.5.14 and 3.x before 3.1.5 allows remote authenticated users or remote attackers to bypass intended access restrictions and upload files with dangerous extensions via a filename with a trailing . (dot), as exploited in the wild in August 2013.
Cross-site scripting (XSS) vulnerability in the aiContactSafe component before 2.0.21 for Joomla! allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
Cross-site scripting (XSS) vulnerability in the aiContactSafe component before 2.0.21 for Joomla! allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
plugins/system/remember/remember.php in Joomla! 2.5.x before 2.5.10 and 3.0.x before 3.0.4 does not properly handle an object obtained by unserializing a cookie, which allows remote authenticated users to conduct PHP object injection attacks and cause a denial of service via unspecified vectors.
Cross-site scripting (XSS) vulnerability in the highlighter plugin in Joomla! 2.5.x before 2.5.10 and 3.0.x before 3.0.4 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
Joomla! 2.5.x before 2.5.10 and 3.0.x before 3.0.4 allows remote authenticated users to bypass intended privilege requirements and delete the private messages of arbitrary users via unspecified vectors.