Multiple directory traversal vulnerabilities in class/session.php in Ganesha Digital Library (GDL) 4.2 allow remote attackers to read arbitrary files via a .. (dot dot) in the (1) newlang or (2) newtheme parameter.
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.