XSS exists in FUEL CMS 1.4.3 via the Page title, Meta description, or Meta keywords during page data management, as demonstrated by the pages/edit/1?lang=english URI.
FUEL CMS 1.4.1 allows PHP Code Evaluation via the pages/select/ filter parameter or the preview/ data parameter. This can lead to Pre-Auth Remote Code Execution.
Cross-site request forgery (CSRF) vulnerability in my_profile/edit?inline= in FUEL CMS 1.4 allows remote attackers to change the administrator's password.