    private static void assertProhibited(String rawPath) {
        assertThat(parse(rawPath))
                .as("Ensure parse(\"%s\") returns null.", rawPath)
                .isNull();
    }
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.