Java has a lot of security flaws and will continue to have them. Zero day exploits for pretty much any add-ons have been around forever, this isn't news...
If you're not using java, it's advised to disable it.
But you can just keep it up to date + get no-script and adblock plus + browser up to date + active anti-virus and you'll be fine.
Anyways, post this in general chat next time, this section is for programming
