Directory traversal vulnerability in Ark 4.7.x and earlier allows remote attackers to delete and force the display of arbitrary files via .. (dot dot) sequences in a zip file.
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.