Directory traversal vulnerability in SavySoda WiFi HD Free before 7.0 allows remote attackers to read arbitrary files via a ..%2f (encoded dot dot slash) in a GET request.
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.