WordPress WP Symposium Plugin 'uid' Parameter Cross-Site Scripting Vulnerability

Summary
This host is running WordPress WP Symposium plugin and is prone to cross site scripting vulnerability.
Impact
Successful exploitation will allow remote attackers to insert arbitrary HTML and script code, which will be executed in a user's browser session in the context of an affected site. Impact Level: Application
Solution
Upgrade to Wordpress WP Symposium plugin version 11.12.08 or later. For updates refer to http://wordpress.org/extend/plugins/wp-symposium
Insight
The flaw is due to improper validation of user-supplied input passed to the 'uid' parameter in wp-content/plugins/wp-symposium/uploadify/get_ profile_avatar.php, which allows attackers to execute arbitrary HTML and script code in a user's browser session in the context of an affected site.
Affected
WordPress WP Symposium Plugin version 11.11.26
References