child.pen.go.kr XSS vulnerability

Vulnerable URL: http://child.pen.go.kr/modules/Hansarang/View.Image.php?imagename=/%27%22--!%3E%20%3Cimg%20src=x%20onerror=alert%22openbugbounty%22%3E%C0%FC%C5%EB%B9%B0%C7%B0%B6%B1%BB%ECA%C7%FC.jpg=800=600 Details: Description| Value ---|--- Patched:| No Latest check for patch:| 21.11.2017...