Language: PHP
Label: safe
CWE: CWE-79 \u2014 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The product 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.

Code:
            $ret[] = array_shift($measures);
        }

        if (empty($ret)) {
            return false;
        }
        return implode(' ', $ret);
    }