Update your iPhone now

By way of Lee Neely:

Too many sources to file this under FUD. (was my first reaction)

https://blog.lookout.com/blog/2016/08/25/trident-pegasus/

http://www.nytimes.com/2016/08/26/technology/apple-software-vulnerability-ios-patch.html?_r=1

https://motherboard.vice.com/read/government-hackers-iphone-hacking-jailbreak-nso-group

I have done mine and it still appears to work.