WordPress Relevant Related Posts 1.0.7 Cross Site Scripting

`Plugin Name : Relevant Related Posts Plugin  
  
Effected Version : 1.0.7 (and most probably lower version's if any)  
  
Vulnerability : A3-Cross-Site Scripting (XSS)  
  
Identified by : Madhu Akula  
  
  
  
Technical Details  
  
Minimum Level of Access Required : Administrator  
  
PoC - (Proof of Concept) :  
  
The following fields put the payload as below  
  
http://localhost/wp-admin/admin.php?page=related-posts-plugin.php  
  
rltdpstsplgn_options[head] = “><script>alert(1)</script>  
rltdpstsplgn_options[no_posts] = “><script>alert(2)</script>  
  
  
Vulnerable Parameter : rltdpstsplgn_options[head], rltdpstsplgn_options[no_posts]  
  
Type of XSS : Stored  
  
Fixed in : 1.0.8  
  
http://wordpress.org/plugins/relevant/changelog/  
  
Disclosure Timeline  
  
Vendor Contacted : 2014-08-04  
  
Plugin Status : Updated on 2014-08-07  
  
Public Disclosure : October 3, 2015  
  
CVE Number : Not assigned yet  
  
Plugin Description :  
  
Related Posts Plugin allows to display a list of post titles by the widget or by the shortcode. It displays related posts with similar words in category, tags, title or by adding special meta key for posts. Related Posts Plugin is simple to use and to customize - this is what you are looking for.  
`