These days not only would it open your CD drive, it would open your tax documents, your crypto wallet, your account cookies, probably even your banking information.
Put the rose tinted glasses to one side. We still had harmful viruses back in the day, difference is these days you are storing more private information "online" so the effect of compromise is larger.
There's even extreme edgecases where a compromised machine being part of a botnet actually improves security because the malware shores up security to help itself remain persistent and not find itself removed/blocked by other malware or attackers