Multiple PHP remote file inclusion vulnerabilities in Haudenschilt Family Connections CMS (FCMS) 2.2.3 allow remote attackers to execute arbitrary PHP code via a URL in the current_user_id parameter to (1) familynews.php and (2) settings.php.
The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.