Downloads for Zeek 3.0.14 and 4.0.1 are available:
https://zeek.org/get-zeek
https://download.zeek.org/zeek-3.0.14.tar.gz
https://download.zeek.org/zeek-4.0.1.tar.gz
See the release notes for details of the addressed bugs and security issues:
https://github.com/zeek/zeek/releases/tag/v3.0.14
https://github.com/zeek/zeek/releases/tag/v4.0.1
Binary packages for the new releases will also be available shortly:
https://github.com/zeek/zeek/wiki/Binary-Packages
Also note that 3.0.14 is likely to be the last release in the 3.0.x
branch, since, starting in May, LTS maintenance efforts will become
focused solely on 4.0.x.