Directory traversal vulnerability in index.php in Wikepage Opus 13 2007.2 allows remote attackers to read arbitrary files via directory traversal sequences in the wiki parameter, a different vector than CVE-2006-4418.
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.