Discuz! DiscuzX X3.4 allows remote attackers to bypass intended access restrictions via the archiver\index.php action parameter.
Discuz! DiscuzX X3.4 has XSS via the include\spacecp\spacecpspace.php appid parameter in a delete action.
Discuz! DiscuzX X3.4 has XSS via the view parameter to include/space/spacepoll.php, as demonstrated by a mod=space do=poll request to home.php.
Discuz! DiscuzX through X3.4 has reflected XSS via forum.php?mod=post&action=newthread because data/template/1diyportalview.tpl.php does not restrict the content.