VULNERABILITIES / FIXES - February 07, 2013
by Carol~ - 2/7/13 8:04 AM
WordPress CommentLuv Plugin "_ajax_nonce" Cross-Site Scripting Vulnerability
Release Date : 2013-02-07
Criticality level : Less critical
Impact : Cross Site Scripting
Where : From remote
Solution Status: Vendor Patch
Software: WordPress CommentLuv Plugin 2.x
High-Tech Bridge SA has discovered a vulnerability in the CommentLuv plugin for WordPress, which can be exploited by malicious people to conduct cross-site scripting attacks.
Input passed via the "_ajax_nonce" POST parameter to wp-admin/admin-ajax.php is not properly sanitised before being returned to the user. This can be exploited to execute arbitrary HTML and script code in a user's browser session in context of an affected site.
The vulnerability is been confirmed in version 2.92.3. Prior versions may also be affected.
Update to version 2.92.4.
Provided and/or discovered by:
High-Tech Bridge SA.