Organization Portal System developed by WellChoose has a Reflected Cross-site Scripting vulnerability, allowing unauthenticated remote attackers to execute arbitrary JavaScript codes in user's browser through phishing attacks.
Kentico CMS in version 7 is vulnerable to a Reflected XSS attacks through manipulation of a specific GET request parameter sent to /CMSMessages/AccessDenied.aspx endpoint. Notably, support for this version of Kentico ended in 2016. Version 8 was tested as well and does not contain this vulnerability.
Eura7 CMSmanager in version 4.6 and below is vulnerable to Reflected XSS attacks through manipulation of return GET request parameter sent to a specific endpoint. The vulnerability has been fixed by a patche patch 17012022 addressing all affected versions in use.