WordPress Release: 4.5.6

TL;DR

WordPress 4.5.6 brings important bug fixes to improve query handling, Press This functionality, and post excerpt display.

This maintenance release addresses three specific issues: ensuring queries work correctly with post type names containing special characters, hiding Categories & Tags UI in Press This for users without term assignment permissions, and fixing excerpt display in the Posts list table. These changes enhance the reliability and user experience of WordPress 4.5, particularly for content management and publishing workflows.

Highlight of the Release

• Fixed query handling for post type names containing special characters
• Improved Press This tool by hiding Categories & Tags UI for users without term assignment permissions
• Fixed excerpt display in Posts list table to correctly show manually entered excerpts

Migration Guide

No migration steps are required for WordPress 4.5.6. This is a minor maintenance release that can be applied through the standard WordPress update process without any special considerations or actions needed before or after updating.

Upgrade Recommendations

It is recommended that all WordPress 4.5.x users upgrade to version 4.5.6 as soon as possible. This maintenance release fixes several bugs that could affect content management workflows, particularly for sites using custom post types with special characters in their names or those relying on the Press This tool.

The update process is straightforward and should not cause any disruption to your site. As always, it's good practice to back up your site before performing any update, even for minor maintenance releases like this one.

Bug Fixes

in WordPress 4.5.6

1. Query Handling for Special Characters

   • Fixed an issue where queries would not work correctly with post type names containing special characters
   • Ensures consistent and reliable query results regardless of post type naming conventions

2. Press This UI Improvements

   • Resolved an issue where the Categories & Tags UI would appear for users who lack permissions to assign terms to posts
   • The UI now properly respects user capabilities and only displays relevant options

3. Post Excerpt Display

   • Fixed the Posts list table in Excerpt mode to correctly display manually entered excerpts
   • Ensures that the excerpt output matches what was entered in the Excerpt field rather than showing auto-generated content

New Features

No new features were introduced in this maintenance release. WordPress 4.5.6 focuses exclusively on bug fixes to improve the stability and reliability of existing functionality.

Security Updates

WordPress 4.5.6 does not include any security fixes. This is a maintenance release focused on bug fixes for existing functionality.

Performance Improvements

This release does not contain any specific performance improvements. The focus was on bug fixes rather than performance enhancements.

Impact Summary

WordPress 4.5.6 is a targeted maintenance release that addresses three specific bugs affecting query handling, user interface elements, and content display. While these changes are relatively minor in scope, they improve the reliability of core WordPress functionality, particularly for sites with custom post types or those using the Press This publishing tool.

The most significant fix ensures that queries work correctly with post type names containing special characters, which is particularly important for developers and site owners using custom post types with non-standard naming conventions. The other fixes improve the user experience by ensuring that UI elements respect user permissions and that post excerpts display correctly in the admin interface.

Overall, this release enhances the stability and consistency of WordPress 4.5 without introducing any new features or breaking changes.