Absolute path traversal vulnerability in reviews.php in the WP AmASIN - The Amazon Affiliate Shop plugin 0.9.6 and earlier for WordPress allows remote attackers to read arbitrary files via a full pathname in the url parameter.
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.