If you click past a container and as you pass by you open it with right click the container will open and you will then have access to the items inside. Not a serious bug I don't think. but still probably not intended.
https://gyazo.com/4f3996ae9ef53b723dc562f4fbfffc64
https://gyazo.com/49f436c28a90b0c8b49679c1b0acb053
https://gyazo.com/d6a573574353f590c88024d542530b66
and you can take and use these items as well.
https://gyazo.com/c721f6fe7fa7a99b42d6319e3fafb4f6