Edit feed settings and others, Cross Site Scripting(XSS) Vulnerability in Latest Release 4.4.0

baserCMS 4.4.0 and earlier is affected by Cross Site Scripting (XSS).

Impact: XSS via Arbitrary script execution.
Attack vector is: Administrator must be logged in.
Components are: Edit feed settings, Edit widget area, Sub site new registration, New category registration
Tested baserCMS Version : 4.4.0 (Latest)
Affected baserCMS Version : 4.0.0 ~ 4.4.0
Patches : https://basercms.net/security/20201029
Found by Aquilao Null