Unrestricted file upload vulnerability in LiveCMS 3.4 and earlier allows remote attackers to upload and execute arbitrary PHP code by specifying a PHP file type in a parameter intended for "a small image" associated with an article.

SQL injection vulnerability in categoria.php in LiveCMS 3.4 and earlier allows remote attackers to execute arbitrary SQL commands via the cid parameter.

categoria.php in LiveCMS 3.4 and earlier allows remote attackers to obtain sensitive information via a ' (quote) character in the cid parameter, which reveals the path in a forced SQL error message.

Cross-site scripting (XSS) vulnerability in LiveCMS 3.4 and earlier allows remote attackers to inject arbitrary web script or HTML via an article name, possibly involving the titulo parameter in article.php.