Minecraft Wiki
Advertisement
Minecraft 1.18.1 Release Candidate 3
1.18.1-rc1.jpg
Java Edition 1.18.1 Release Candidate 3.png
Edition

Java Edition

Type

Release candidate

Release date

December 10, 2021

Release candidate for

1.18.1

Downloads

Client (.json)
Server

Obfuscation maps

Client
Server

Protocol version

 dec: 1073741888
 hex: 40000040

Data version

2864

1.18.1 Release Candidate 3 (known as 1.18.1-rc3 in the launcher) is the third and final release candidate for Java Edition 1.18.1, released on December 10, 2021,[1] which fixes a critical security issue. This was also the final release candidate released in 2021.

Fixes[]

1 issue fixed
Other
  • Fixed a critical security issue in which attackers are able to execute code on others' devices (RCE exploit) via in-game messaging or other methods where the game logs a certain exploitable string formatted as ${jndi:ldap://<url>}, due to an upstream vulnerability in log4j2.[1][2][3]

Video[]

Video made by slicedlime:

References[]

Advertisement