SQL injection vulnerability in modules/messages/index.php in exV2 2.0.4.3 and earlier allows remote authenticated users to execute arbitrary SQL commands via the sort parameter.

Variable extraction vulnerability in include/common.php in exV2 2.0.4.3 and earlier allows remote attackers to overwrite arbitrary program variables and conduct directory traversal attacks to execute arbitrary code by modifying the $xoopsOption['pagetype'] variable.

Directory traversal vulnerability in the avatar upload feature in exV2 2.0.4.3 and earlier allows remote attackers to delete arbitrary files via ".." sequences in the old_avatar parameter.

Multiple cross-site scripting (XSS) vulnerabilities in eXV2 CMS 2.0.4.3 and earlier allow remote attackers to inject arbitrary web script or HTML via the set_lang parameter to (1) archive.php, (2) article.php, (3) index.php, or (4) topics.php.

Session fixation vulnerability in eXV2 CMS 2.0.4.3 and earlier allows remote attackers to hijack web sessions by setting the PHPSESSID cookie.

Cross-site scripting (XSS) vulnerability in eXV2 CMS 2.0.5 and earlier allows remote attackers to inject arbitrary web script or HTML via a set_lang cookie to an unspecified component. NOTE: this may overlap CVE-2007-1965.