An executive order can be overturned by the next president or 2/3 vote in both houses,or a new bill to counteract the original.
Can you see 1/3 of Harry Reid’s Rats voting to overturn any Obastard EO? I don’t. And that assumes 100% of the GOPe votes to overturn an Obastard EO: I know of at least four who never would, no matter how egregious (Collins, McQueeg, Graham and Flake) out of “respect for the office of the President.