      it "rejects #{node.inspect}" do
        @report.host = node
        expect { @report.process }.to raise_error(ArgumentError, /Invalid node/)
      end
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.