I personally use FoxIt Reader ( super fast, and it doesn’t stay in memory like Acrobat :ugh: ). Google it and download it. I believe Foxit resolved the exploit issue.
Just because I find Mac users elitests 
APPLE
128GB Solid State Drive [Add $450.00]
256GB Solid State Drive [Add $900.00]DELL
Ultra Performance: 128GB Solid State Drive [add $270 or $6/month1]
Ultra Performance: 256GB Solid State Drive [add $430 or $11/month1]
http://store.apple.com/us/configure/MB419LL/A?mco=NDE4Mzg5MA
Memory
* 4GB 1066MHz DDR3 SDRAM - 2x2GB
* 8GB 1066MHz DDR3 SDRAM - 2x4GB [Add $1,000.00]
(And that’s not an additional 8GB ram - it’s going from 4GB to 8GB