    protected function fixCsvLineEndings($csvFile) {
        $text = file_get_contents ($csvFile);
        $replacement = preg_replace ('/\r([^\n])/m', "\r\n\\1", $text);
        file_put_contents ($csvFile, $replacement);
    }
The software does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.