That being said, I will provide you with some general information on vBulletin and its patching system.
The web has changed since 3.8.7 was released. Modern PHP versions (like PHP 7.4 or 8.x) have deprecated many functions used in older vBulletin code. Furthermore, new vulnerabilities like SQL injection and Cross-Site Scripting (XSS) are discovered regularly. Without a legitimate license, you lose access to the official Member Services area where critical security patches are released. 3. Legal and Hosting Issues
