The Ploticus module in PhpWiki 1.5.0 allows remote attackers to execute arbitrary code via shell metacharacters in a device option in the edit[content] parameter to index.php/HeIp. NOTE: some of these details are obtained from third party information.
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.