The unc0ver jailbreak of iOS 12 - iOS 12.1.2 is now available for all pre-A12 devices including the iPhone 6, iPhone 6 Plus, iPod touch 6G, iPad mini 2, iPad mini 3, iPad mini 4, and iPad Air.
Hacker Qixun Zhao of the Qihoo 360 Vulcan Team (also known as @S0rryMybad) has released a remote jailbreak PoC (proof of concept) for iOS 12.0 - iOS 12.1.1.
Electra 1.1.0, an update to the jailbreak for devices running iOS 11.0 - 11.4 beta 3, has been released with support for a preview of the new Sileo package manager.
BigBoss, of the BigBoss Cydia Repository, is warning jailbreakers who have yet to update to iOS 7.0.4 to update to the firmware before Apple releases an update blocking the evasi0n jailbreak.
The Pangu jailbreak team will be speaking at the 2015 Black Hat security convention in August. The Chinese jailbreaking team was responsible for iOS 7 and iOS 8 jailbreaks.