WordPress 6.4.3
30 January 2024
WordPress version 6.4.3 is now available (security release).
Upgrading to WordPress 6.4.3
WordPress 6.4.3 can be upgraded to (or installed) using any of Installatron's products. Use Installatron's optional Automatic Update feature to automatically apply WordPress updates as new versions are released, or use Installatron's Clone feature to duplicate an existing WordPress install to test the 6.4.3 upgrade prior to applying it live. Get started managing your WordPress installations with Installatron
What's New in WordPress 6.4.3
This security and maintenance release features 5 bug fixes on Core, 16 bug fixes for the Block Editor, and 2 security fixes.
Security
- Fixed a PHP File Upload bypass via Plugin Installer (requiring admin privileges)
- Fixed an RCE POP Chains vulnerability
Core - Bug Fixes
- Text isnt highlighted when editing a page in latest Chrome Dev and Canary
- Update default PHP version used in local Docker Environment for older branches
- wp-login.php: login messages/errors
- Deprecated print_emoji_styles produced during embed
- Attachment pages are only disabled for users that are logged in
Block Editor - Bug Fixes
- Fix block rename control shown in “Advanced” for unsupported blocks
- Query block: remove unnecessary class
- Fix duotone not showing in site editor style block level styles
- Query Loop – Add accessibility markup at the end of the loop in all cases.
- Background Image Support: Hide the background image reset button when there’s no image
- Background image support: Fix focus loss when resetting background image
- Autocomplete: Fix Voiceover not announcing suggestions
- Fix pattern category renaming causing potential duplicate categories
- Patterns: use existing download function for JSON downloads to fix non-ASCII encoding
- Add context for translators to any unclear usage of “synced”
- Image block: Add check for lightbox values during image block migration
- Image Block: Enable image block to be selected correctly when clicked
- Reduce specificity of default Cover text color styles.
- Image Block: Fix deprecation when width/height attribute is number
- Text selection: show CSS hack to Safari only.
- SlotFill: Allow contextual SlotFillProviders