If you're good enough at cybersec, but not good-good at specific skillsets like offensive, then LLMs and a comp sci degree makes you quite capable in the ways that count. This is a fact, full stop.
Wet work in a lab isn't the same as writing code on a computer.

If you screw up with a lethal pathogen in a lab, you die.

If you screw up with code on a computer, you go get lunch.

They're not the same.