Cross-site scripting (XSS) vulnerability in OpenCart before 2.1.0.2 allows remote attackers to inject arbitrary web script or HTML via the zone_id parameter to index.php.
https://github.com/opencart/opencart/releases/tag/2.1.0.2
https://github.com/opencart/opencart/commit/303fa88fe664ded4bf8753b997abd916f0a3c03f