Nevertheless, the Xbox social media team saw the funny side of it, taking to Twitter after the official announcement to issue the following humourous message - racking up thousands of likes in the process:
As you can imagine, this has drummed up a ton of attention on Twitter over the past few hours, with Xbox exec Aaron Greenberg even suggesting the team should "make t-shirts for this".
We might have known we were getting a release date at Gamescom Opening Night Live, but we didn't know about the Limited Edition Halo Infinite Xbox Series X and Elite Series 2 Controller, both of which have gone down a treat so far.
Now all that's left is the agonising wait for December 8. It's going to be a long few months, folks!
Excited for Halo Infinite? What do you make of Xbox's response to the leak? Tell us down below.