Wikidforum 2.20 contains a cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by submitting crafted HTML in the reply_text parameter. Attackers can post comments containing JavaScript code through the rpc.php endpoint that executes in other users' browsers when viewing forum replies.

Multiple cross-site scripting (XSS) vulnerabilities in Wikidforum 2.10 allow remote attackers to inject arbitrary web script or HTML via the (1) search field, or the (2) Author or (3) select_sort parameters in an advanced search.

Multiple SQL injection vulnerabilities in the advanced search in Wikidforum 2.10 allow remote attackers to execute arbitrary SQL commands via the (1) select_sort or (2) opt_search_select parameters. NOTE: this issue could not be reproduced by third parties.