CVE-2020-18657

Cross Site Scripting (XSS) vulnerability in GetSimpleCMS <= 3.3.15 in admin/changedata.php via the redirect_url parameter and the headers_sent function. Date published : 2021-06-23 https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1310

https://github.com/LoRexxar/CVE_Request/blob/master/getsimplecms%20v3.3.15/getsimplecms_before_v3.3.15.md