WordPress Lazyest Backup Plugin 'xml_or_all' Parameter Cross Site Scripting Vulnerability

Bugtraq ID:	50900
Class:	Input Validation Error
CVE:	CVE-2011-5264
Remote:	Yes
Local:	No
Published:	Dec 05 2011 12:00AM
Updated:	Feb 14 2013 12:21PM
Credit:	Reported by the vendor.
Vulnerable:	WordPress Lazyest Backup 0.2.1
Not Vulnerable:	WordPress Lazyest Backup 0.2.2

WordPress Lazyest Backup Plugin 'xml_or_all' Parameter Cross Site Scripting Vulnerability

The Lazyest Backup plug-in for WordPress is prone to a cross-site-scripting vulnerability because it fails to sufficiently sanitize user-supplied data.

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.

Lazyest Backup versions prior to 0.2.2 are vulnerable.

WordPress Lazyest Backup Plugin 'xml_or_all' Parameter Cross Site Scripting Vulnerability

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

WordPress Lazyest Backup Plugin 'xml_or_all' Parameter Cross Site Scripting Vulnerability

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

WordPress Lazyest Backup Plugin 'xml_or_all' Parameter Cross Site Scripting Vulnerability

References:

• Lazyest Backup (WordPress)
  
• Lazyest Backup Changelog (WordPress)