WordPress Elegant Grunge Theme 's' Parameter Cross Site Scripting Vulnerability

Bugtraq ID:	49869
Class:	Input Validation Error
CVE:	2011-3856
Remote:	Yes
Local:	No
Published:	Sep 29 2011 12:00AM
Updated:	Sep 29 2011 12:00AM
Credit:	SiteWatch
Vulnerable:	WordPress Elegant Grunge Theme 1.0.3
Not Vulnerable:	WordPress Elegant Grunge Theme 1.0.4

WordPress Elegant Grunge Theme 's' Parameter Cross Site Scripting Vulnerability

The Elegant Grunge theme for WordPress is prone to a cross-site-scripting vulnerability because it fails to properly 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 can allow the attacker to steal cookie-based authentication credentials and launch other attacks.

Elegant Grunge theme 1.0.3 is vulnerable; prior versions may also be affected.

WordPress Elegant Grunge Theme 's' Parameter Cross Site Scripting Vulnerability

Attackers can exploit this issue by enticing an unsuspecting victim to follow a malicious URI.

The following example URI is available:

• /data/vulnerabilities/exploits/49869.txt

WordPress Elegant Grunge Theme 's' Parameter Cross Site Scripting Vulnerability

References:

• SiteWatch Advisories: XSS in Wordpress Theme - Elegant Grunge (SiteWatch)
  
• WordPress Elegant Grunge Theme Homepage (Elegant Grunge)
  
• WordPress Homepage (WordPress)