Cross-site Scripting (XSS) Vulnerability in Tiki Wiki CMS Groupware

High-Tech Bridge SA Security Research Lab has discovered vulnerability in Tiki Wiki CMS Groupware, which can be exploited to perform cross-site scripting attacks.

1. Cross-site scripting (XSS) vulnerability in Tiki Wiki CMS Groupware
   Input passed via the GET “ajax” parameter to snarf_ajax.php is not properly sanitised before being returned to the user. This can be exploited to execute arbitrary HTML and script code in a user’s browser in context of an affected website. Successful exploitation requires that victim is logged-in into the application and has access to administrative interface.
   Exploitation example:
   http://[host]/snarf_ajax.php?url=1&ajax=%3Cscript%3Ealert%28document.cookie% 29;%3C/script%3E