Yes, it is, but this is not necessarily a bad thing.
For a detailed explanation, see Pieter's keynote on EuroSciPy 2015 [0], where he answers a similar question around 19:45; however, his entire talk is worth watching because it sums up very well the ideas behind the C4 process.
I would strongly recommend to start with Elixir. It is much easier to learn and once you get used to Elixir, learning Erlang is not a big deal anymore.
Summary: SELinux executes untrusted input without sanitization
"The setroubleshootd daemon which runs as root, activated by its DBUS activation file when sedispatch was forwarding its AVC denial message, straight passes the pathname to a shell without further sanitization."
They should instead fire some of their technical decision makers and use the $100M as compensation for pain and suffering for early adopters. Choosing MongoDB for a project was one of the biggest failures in my career.
https://en.wikipedia.org/wiki/Rete_algorithm