Board Thread:Support Requests - Getting Technical/@comment-5693502-20160727021228/@comment-1757994-20160727133112

It was originally whitelisted, but [ Wikia de-listed it] back in January.

There are some browser security exploits for which images are the vector. The thing to remember about the lockdown is that anyone can become an admin, so Wikia is paranoid that someone malicious could create a wiki designed to exploit visitors.

Disclaimer: I'm only explaining, not endorsing.