We highly recommend you stay up to date for the latest security fixes.
This looks more like a cacheing issue though. You can try running a rebuild and restart, that should reset the cache buster.
@jwerre As a genuine question, I use Jotform for my surveys. What will make me move to you? Looking good by the way, love your main site. Mix of flat and 3D effects.
Ahhh... That's a question for our forums
@jwerre I see what you did there. I'll have a look around.