In 2016, iPhone and iPad users found that setting their smartphone's date to 1 January 1970 would permanently shut their devices off, says Mac World.
The bug, while annoying, doesn't appear to be able to steal data or cause any long term harm to devices.
A new bug that targets the iMessage feature on iPhones called "chaiOS" is now floating around. The issue occurs even if the recipient doesn't click on the link, since just getting it causes problems because of how iOS previews web links. He explained he only published the alert to force Apple into dealing with his initial bug report.
Apple has faced a number of embarrassing security mishaps over the past few months, with majority affecting macOS. In this case, clicking on the malicious message, which was basically a large vcf file, would cause the app to crash and restarting it would also cause the app to crash.
Apple hasn't yet commented on the flaw, but we will be sure to update this article if we hear more from the manufacturer. If you are not on the latest beta build of Apple's software then it's good practice to avoid opening all links that might seem a little "strange" to you.