    public function testInvalidUrl()
    {
        $urlValidator = new \JBBCode\validators\UrlValidator();
        $this->assertFalse($urlValidator->validate('#yolo#swag'));
        $this->assertFalse($urlValidator->validate('giehtiehwtaw352353%3'));
    }
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.