WordPress Feedweb Plugin 'wp_post_id' Parameter Cross Site Scripting Vulnerability

Bugtraq ID:	58771
Class:	Input Validation Error
CVE:	CVE-2013-3720
Remote:	Yes
Local:	No
Published:	Mar 30 2013 12:00AM
Updated:	Jun 03 2013 11:15AM
Credit:	Stefan Schurtz
Vulnerable:
Not Vulnerable:

WordPress Feedweb Plugin 'wp_post_id' Parameter Cross Site Scripting Vulnerability

Feedweb plugin for WordPress is prone to a cross-site scripting vulnerability because it fails to sufficiently sanitize user-supplied input.

An attacker may leverage this issue to execute arbitrary script code in the browser of an unsuspecting user in the context of the affected site. This may allow the attacker to steal cookie-based authentication credentials and to launch other attacks.

Feedweb 1.8.8 and prior versions are vulnerable.

WordPress Feedweb Plugin 'wp_post_id' Parameter Cross Site Scripting Vulnerability

To exploit this issue an attacker must entice an unsuspecting victim to follow a malicious URI.

The following example URI is available:

http://www.example.com/wordpress/wp-content/plugins/feedweb/widget_remove.php?wp_post_id=[XSS]

WordPress Feedweb Plugin 'wp_post_id' Parameter Cross Site Scripting Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

WordPress Feedweb Plugin 'wp_post_id' Parameter Cross Site Scripting Vulnerability

References: