Cross site scripting (XSS) vulnerability in DiscuzX 3.4 allows attackers to execute arbitrary code via the datetline, title, tpp, or username parameters via the audit search.
Discuz! DiscuzX through X3.4 has stored XSS via the portal.php?mod=portalcp&ac=article URI, related to mishandling of IMG elements associated with remote images.
Discuz! DiscuzX X3.4 allows remote authenticated users to bypass intended attachment-deletion restrictions via a modified aid parameter.