It's just that a tiny fragment of people are suddenly becoming aware of this fact (the masses always remain clueless), whereas others have known it for some time. These people are referred to as "crazy tinfoil hat nutters."
Back in the day before security was the biggest driver of updating software most people stayed a version or two back to ensure they weren't getting the last corruption bug of the day or whatever other insect was coded in.
But modern internet connected systems have pushed customers into more of an issue. It switched from, stay a version behind to see what bugs are there to, if you don't update now you're going to get hacked.
So this is the situation at hand.
If you don't update you're going to get hacked.
If you update you're going to get hacked.