Constructr CMS 3.02.5 and earlier stores passwords in cleartext in a MySQL database, which allows context-dependent attackers to obtain sensitive information by reading the hash column.

SQL injection vulnerability in index.php in Constructr CMS 3.02.5 and earlier, when register_globals is enabled and magic_quotes_gpc is disabled, allows remote attackers to execute arbitrary SQL commands via the show_page parameter.

Directory traversal vulnerability in backend/template.php in Constructr CMS 3.02.5 and earlier, when register_globals is enabled and magic_quotes_gpc is disabled, allows remote attackers to create or read arbitrary files via directory traversal sequences in the edit_file parameter.