Any service that is exposed as a website that has data which you would like to keep secure = potentially hacked through attacks like these. It's usually not possible to choose to not have data available on internet connected services sadly.

Of course, by why not access those particular services in a more secure way? With other browser settings, another browser, or another machine altogether?

Turning off JS permanently is like keeping your wallet in a safe you carry around all the time because once in a while you need to visit the dangerous parts of the town.