/panel/uploads in Subrion CMS 4.2.1 allows remote attackers to execute arbitrary PHP code via a .pht or .phar file, because the .htaccess file omits these.
Subrion CMS 4.0.5.10 has CSRF in admin/blog/add/. The attacker can add any blog entry, and can optionally insert XSS into that entry via the body parameter.
Subrion CMS 4.0.5 has CSRF in admin/languages/edit/1/. The attacker can perform any Edit Language action, and can optionally insert XSS via the title parameter.
SQL injection vulnerability in Subrion CMS before 3.3.3 allows remote authenticated users to execute arbitrary SQL commands via modified serialized data in a salt cookie.