So, if you have a Windows 7 license key and a Windows 7 ISO, here's how you can install Windows 7 on a virtual machine. One option is to install Windows 7 on a VirtualBox virtual machine.
But those fixes are unlikely to reach the public. Companies that rely on Windows 7 will pay Microsoft to keep working on and fixing the operating system. Unless you're paying major money, Microsoft isn't delivering Windows 7 security patches. Not quite as ancient as Windows XP, but Windows 7 has long since passed its 2020 end-of-life date.