WordPress also released a 4.1.3 version but shortly after that, they released version 4.2. It's odd to have 3 releases in just a couple days but now that 4.2 is out, you should just go to that version, of course.
Version 4.1.3 (codex.wordpress.org)
On April 23, 2015, WordPress 4.1.3 was released to the public. This is a maintenance update for WordPress 4.1.2.
Our Website Maintenance Department will be in contact with you regarding these upgrades. Clients that have signed up for our Automatic WordPress Update Program will get their website updated promptly.