Java Edition 1.18.1

1.18.1 is a minor update to, slated to be released during the 49th week of 2021, which makes minor changes and fixes bugs.

General

 * Fog
 * World fog now starts further away from the player, to make distant terrain more visible.
 * Instead of applying fog as a spherical volume it is now applied as a cylindrical volume.

Fixes

 * Other
 * Fixed an issue that would cause players on low-bandwidth connections to get timeout errors when connecting to a server.
 * Fixed a critical security issue in which players are able to execute code on others' devices via in-game messaging (RCE exploit).

Trivia

 * So far, this is the minor version with the most release candidates.