Cross Site Scripting vulnerability in Wonder CMS v.3.2.0 thru v.3.4.2 allows a remote attacker to execute arbitrary code via a crafted script uploaded to the installModule component.
The Simple Blog plugin in Wondercms 3.4.1 is vulnerable to stored cross-site scripting (XSS) vulnerability. When any user opens a particular blog hosted on an attackers' site, XSS may occur.