5.0.3 is a maintenance release that includes 36 bug fixes and 7 performance updates. The focus of this release was fine-tuning the new block editor, and fixing any major bugs or regressions.
Here are a few of the highlights:
- 15 block editor related bug fixes and improvements have been added to bundled themes. Make sure to update these for an improved block editing experience.
- 2 block editor related internationalization (I18N) bugs have been fixed
- A few PHP errors in the Customizer have been fixed.
- Some issues uploading common file types, like CSVs, have been fixed.