I know that the automatic rotation of JPG files is disabled in browsers.
They can not enable it because it would break the layout of some websites.
Is there
Since Chrome 81, image EXIF orientation is respected by default. Latest Safari (13.1 as of now) is also working correctly.
Firefox hasn't fully implemented this (see Bugzilla issue #1616169).
Here's a couple test pages I found:
As for the standard, the image-orientation property is now marked deprecated on the latest CSS Images Level 3 spec draft:
'image-orientation'
This property is deprecated, and is optional for implementations.