    public function testMalformedVerbatimClosingTag()
    {
        $parser = new JBBCode\Parser();
        $parser->addCodeDefinitionSet(new JBBCode\DefaultCodeDefinitionSet());
        $parser->addBBCode('verbatim', '{param}', false, false);
        $parser->parse('[verbatim]yo this [b]text should not be bold[/b][/verbatim');
        $this->assertEquals('yo this [b]text should not be bold[/b][/verbatim', $parser->getAsHtml());
    }
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.