Answered
Editing with Camera Raw within Bridge
After editing in Bridge, how do I get Bridge to overwrite original files and save changes?
After editing in Bridge, how do I get Bridge to overwrite original files and save changes?
@G.E.R.R.Y. - In addition to the method mentioned by @gary_sc - ACR also directly supports batch opening and "editing" and it can also directly batch save all selected open images without requiring a script or Photoshop.

https://helpx.adobe.com/au/camera-raw/using/navigate-open-save-images-camera.html
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