No, that version is from 2015. The latest ESR version is 60, the latest regular release is 67. Please update ASAP.

Enterprise: https://www.mozilla.org/firefox/organizations/ Regular: https://www.mozilla.org/firefox/all/

Thanks for this answer. But it would be easier to teach a feral cat to play Chess than to implement change from the London Borough of Camden.

But I shall try.

There is an enterprise mailing list where whomever is in charge of deploying Firefox can reach out for assistance.

You can also pass this giant list of vulnerabilities along if you'd like: https://www.mozilla.org/security/known-vulnerabilities/firefox/

Knowing their network is exposed might help put some fire in their game

Many thanks.