I don´t think so, is not a leak. I find the images on a Marvel Previews Issue #25 (Aug 2019 for Oct 2019). It also has some preview pages from other comics such as X-Men or Marauders. Look around the web, you should find them easily.
EDIT: Here you can check the source https://comicvine.gamespot.com/marve...5/4000-714609/