You Need to Update WinRAR Right Now
by Pranay Parab from Lifehacker on (#6E2MF)

RARLAB has fixed a critical security vulnerability in the popular file compression software WinRAR. This vulnerability allows hackers to execute commands on your Windows PC if you simply open a malicious compressed file. If you use the software, you should update to it to version 6.23 or newer as soon as possible.