Direct static code injection vulnerability in forum.php in Ben Ng Scribe 0.2 and earlier allows remote attackers to inject arbitrary PHP code into a certain file in regged/ via the username parameter in a Register action, possibly related to the register function in forumfunctions.php.
Improper Control of Generation of Code 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.