Directory traversal vulnerability in index.php in PhpMyFaq 1.5.1 allows remote attackers to read arbitrary files or include arbitrary PHP files via a .. (dot dot) in the LANGCODE parameter, which also allows direct code injection via the User Agent field in a request packet, which can be activated by using LANGCODE to reference the user tracking data file.

PhpMyFaq 1.5.1 stores data files under the web document root with insufficient access control and predictable filenames, which allows remote attackers to obtain sensitive information via a direct request to the data/tracking[DATE] file.

Multiple cross-site scripting (XSS) vulnerabilities in PhpMyFaq 1.5.1 allow remote attackers to inject arbitrary web script or HTML via the (1) PMF_CONF[version] parameter to footer.php or (2) PMF_LANG[metaLanguage] to header.php.

SQL injection vulnerability in phpMyFAQ 1.4 and 1.5 allows remote attackers to add FAQ records to the database via the username field in forum messages.

Directory traversal vulnerability in phpMyFAQ 1.3.12 allows remote attackers to read arbitrary files, and possibly execute local PHP files, via the action variable, which is used as part of a template filename.

phpMyFAQ 1.4.0 allows remote attackers to access the Image Manager to upload or delete images without authorization via a direct request.