I just pushed an update to our Redis package (commit 5f4194f68728531f09596bb359c58addf86efc5e) to address a security vulnerability which has been out for 16 days:
https://github.com/antirez/redis/commit/6d9f8e2462fc2c426d48c941edeb78e5df7d2977 The set of people using Redis provided by Guix on production servers is probably 0 at this time, but letting the list know just in case. ;) - Dave