An issue was discovered in JPress v3.3.0 and below. There are XSS vulnerabilities in the template module and tag management module. If you log in to the background by means of weak password, the storage XSS vulnerability can occur.
In JPress v1.0-rc.5, there is stored XSS via each of the first three input fields to the starter-tomcat-1.0/admin/setting URI, as demonstrated by the web_name parameter.