The jailbreak community is at risk of malware following a release of a proof of concept that demonstrates it's possible for a tweak to permanently brick your iPhone.
Saurik has announced that he is working with a well known developer to release a jailbreak of iOS 11.0 - 11.1.2 with a working Cydia and Cydia Substrate.
TaiG has issued a statement on the leaked TaiG 2.1 jailbreak of iOS 8.3, warning users not to install the build and to wait until an official version is released.
Pod2g has announced that Planetbeing, MuscleNerd, and P0sixninja have joined his effort to release an untethered jailbreak of the iPhone 4S and iPad 2.
Apple has stopped signing iOS 8.1.1 beta 1 -- without releasing beta 2, indicating that an official release is imminent. Once iOS 8.1.1 is released, you will no longer be able to restore to iOS 8.1 and jailbreak your device.