CVE-2009-1030

Cross-site scripting (XSS) vulnerability in the choose_primary_blog function in wp-includes/wpmu-functions.php in WordPress MU (WPMU) before 2.7 allows remote attackers to inject arbitrary web script or HTML via the HTTP Host header.

CVE-2008-4671

Cross-site scripting (XSS) vulnerability in wp-admin/wp-blogs.php in Wordpress MU (WPMU) before 2.6 allows remote attackers to inject arbitrary web script or HTML via the (1) s and (2) ip_address parameters.

CVE-2007-4544

Cross-site scripting (XSS) vulnerability in wp-newblog.php in WordPress multi-user (MU) 1.0 and earlier allows remote attackers to inject arbitrary web script or HTML via the weblog_id parameter (Username field).