Since about iOS 6, iOS exploits have started with a sandbox escape exploit, since the attack surface is so large with native code running on the device (only on

Since about iOS 6, iOS exploits have started with a sandbox escape exploit, since the attack surface is so large with native code running on the device (only one since then, the Checkm8 exploit, used a USB exploit instead). Getting native code on a user's device for "free fortnite vbucks" is step one to silently jailbreaking phones and running adware/malware/spyware.