Developers have recently released Fugu15 Max Public Beta 1. This is a jailbreak tool for iPhones with A12-A15 Bionic chips and iOS 15.0-15.4.1 system versions.
The developers said in a Reddit post that this release of the Public Beta 1 jailbreak tool is still not perfect. The developers originally planned to polish it for a while before releasing it, but due to the leaked IPA they had no choice but to release it early.
The developers have said that the final version will not be called “Fugu15 Max”, but have not yet announced the new name. The developer also said that users who use it “do so at their own risk.