Cross-site request forgery (CSRF) vulnerability in Php-Nuke 6.x through 7.1.0 allows remote attackers to gain administrative privileges via an img tag with a URL to admin.php.
SQL injection vulnerability in admin.php in the administration backend in Francisco Burzi PHP-Nuke 8.0 and earlier allows remote attackers to execute arbitrary SQL commands via the chnguid parameter.
PHP-Nuke 6.x through 7.6 allows remote attackers to obtain sensitive information via a direct request to (1) index.php with the forumadmin parameter set, (2) the Surveys module, or (3) the YourAccount module, which reveals the path in a PHP error message.