Latest iOS jailbreak now works on iPhones running iOS 14.3 or lower

Users should note that jailbreaking their iPhones circumvents the security protocols Apple put in place to keep the device safe, and should ideally be used for academic purposes and not on your primary or main phone.

How to jailbreak on iPhone - TechStory

How To Jailbreak iOS 14.3 With Unc0ver v6.0.0 On iPhone 12 Using AltStore