Up to (excluding) 6.2.20
https://nvd.nist.gov/vuln/detail/CVE-2025-49844
on my CheckMK installation:
$ /opt/omd/versions/2.4.0p12.cre/bin/redis-server --version
Redis server v=6.2.6 sha=00000000:0 malloc=jemalloc-5.1.0 bits=64 build=f35771a09122ad2e
doesn’t look good
6.2 EoL per February 28, 2025
doesn’t look good at all