	public FileSelection(UserRequest ureq, String currentContainerRelPath) {
		if (currentContainerRelPath.equals("/")) currentContainerRelPath = "";
		this.currentContainerRelPath = currentContainerRelPath;
		parse(ureq);
	}
The software 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 software 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.