Info -> CorePlugin: TinyMCE TinyBrowser addon multiple vulnerabilities 
Versions effected: Joomla! 1.5.12 
Check: /plugins/editors/tinymce/jscripts/tiny_mce/plugins/tinybrowser/
Exploit: While Joomla! team announced only File Upload vulnerability, in fact there are many. See: http://www.milw0rm.com/exploits/9296
Vulnerable? Yes