A cross-site scripting (XSS) vulnerability in the component /admin/?setting-base.htm of Xiuno BBS 4.0.4 allows attackers to execute arbitrary web scripts or HTML via the sitebrief parameter.

A cross-site scripting (XSS) vulnerability in the component /admin/?setting-base.htm of Xiuno BBS 4.0.4 allows attackers to execute arbitrary web scripts or HTML via the sitename parameter.

A cross-site scripting (XSS) vulnerability in the component install\install.sql of Xiuno BBS 4.0.4 allows attackers to execute arbitrary web scripts or HTML via changing the doctype value to 0.

An issue in the component route\user.php of Xiuno BBS v4.0.4 allows attackers to enumerate usernames.

Cross Site Scripting (XSS) in xiunobbs 4.0.4 allows remote attackers to execute arbitrary web script or HTML via the attachment upload function.

Xiuno BBS 4.0 allows XXE via plugin/xn_wechat_public/route/token.php.

The editor in Xiuno BBS 4.0.4 allows stored XSS.