module.php in ezContents 2.0.3 allows remote attackers to bypass the directory traversal protection mechanism to include and execute arbitrary local files via "....//" (doubled dot dot slash) sequences in the link parameter, which is not properly filtered using the str_replace function.
Improper Limitation of a Pathname to a Restricted Directory The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.