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{30} Tickets with a focus on performance (290 matches)

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Slated for Next Release (24 matches)

Ticket Summary Owner Component Priority Severity Milestone Type Workflow Modified
#62790 "autoload" index is not used joemcgill Database normal minor 7.0 defect (bug) early 10/20/2025
#64087 Deprecated urlencode() passing null warning during load-styles.php because get_stylesheet_directory() returns empty Script Loader normal minor 7.0 defect (bug) 12/09/2025
#61467 Inconsistent cache handling for network (site) meta spacedmonkey Cache API normal major 7.0 defect (bug) dev-feedback 10/20/2025
#64354 Outlined buttons now have grey background westonruter* Script Loader normal normal 6.9.1 defect (bug) dev-feedback 01/14/2026
#64390 get_adjacent_post() SQL changes can loop infinitely in Storefront/derivative theme code peterwilsoncc Posts, Post Types normal normal 6.9.1 defect (bug) has-patch 12/30/2025
#60480 preg_match() warning in wp_image_add_srcset_and_sizes() when image_meta['file'] is missing westonruter Import normal major 7.0 defect (bug) has-patch 01/13/2026
#64376 redirect_canonical() causes unnecessary 301 redirects for query string encoding variants (+ vs %20) Canonical normal normal 7.0 defect (bug) has-patch 01/13/2026
#63697 Add OPCache to Site Health SergeyBiryukov Site Health normal normal 7.0 enhancement has-patch 01/14/2026
#59269 Add support for adding metadata in bulk johnbillion Database normal normal 7.0 enhancement has-patch 10/19/2025
#64109 Bundled themes: Stylesheets should be minified in classic themes Bundled Theme normal normal 7.0 enhancement 11/14/2025
#64259 Convert emoji detection script from inline script module to external script module Emoji normal normal 7.0 enhancement 12/04/2025
#63636 Enable instant page navigations from browser history via bfcache when sending "nocache" headers westonruter* Administration normal normal 7.0 enhancement needs-unit-tests 01/13/2026
#64229 Enqueueing scripts, styles, and script modules should warn when dependencies are missing westonruter Script Loader normal normal 6.9.1 enhancement has-patch 12/09/2025
#61849 Improve performance and memory usage of wp_list_post_revisions() / wp_get_post_revisions() Revisions normal normal 7.0 enhancement reporter-feedback 11/05/2025
#58519 Inline styles block styles in bundled classic themes Bundled Theme normal normal 7.0 enhancement 11/22/2025
#58001 Lazy load user capabilities in WP_User object spacedmonkey Users normal normal 7.0 enhancement has-patch 10/21/2025
#63021 Lazy load user meta spacedmonkey Users normal normal 7.0 enhancement dev-feedback 10/21/2025
#64250 Refactor redirect_guess_404_permalink to use WP_Query instead of raw SQL spacedmonkey Permalinks normal normal 7.0 enhancement has-patch 01/14/2026
#64370 Response header detection in page cache test for Site Health should be more robust Site Health normal normal 7.0 enhancement has-patch 12/08/2025
#27736 Save one query when inserting a new post pbearne Posts, Post Types normal normal 7.0 enhancement 12/19/2025
#61500 Script Modules: Allow scripts to depend on modules Script Loader normal normal 7.0 enhancement has-patch 12/09/2025
#62709 Script modules integration with wp_resource_hints Script Loader normal minor 7.0 enhancement 12/09/2025
#64066 Speculative Loading: Change default eagerness from conservative to moderate when caching is detected General normal normal 7.0 enhancement needs-unit-tests 01/14/2026
#57548 Stop concatenating scripts and stylesheets in wp-admin and retire load-scripts.php and load-styles.php Script Loader normal normal 7.0 enhancement 12/23/2025

Tickets Awaiting Review (76 matches)

Ticket Summary Owner Component Priority Severity Milestone Type Workflow Modified
#41180 ABSPATH definition - incorrect on chrooted vhost Bootstrap/Load normal normal Awaiting Review defect (bug) has-patch 03/12/2025
#52990 Account for single quoted attributes when lazy loading images and iframes. Embeds normal normal Awaiting Review defect (bug) needs-unit-tests 04/12/2024
#64171 Cache failed requests to WordPress.org API endpoints General normal normal Awaiting Review defect (bug) 10/29/2025
#32452 Cache optimizations pbearne Cache API normal normal Awaiting Review defect (bug) has-patch 01/23/2025
#46713 Comment reply link uses inconvenient eventlistener Comments normal normal Awaiting Review defect (bug) has-patch 07/05/2025
#51623 Does WordPress run a clean-up cron-job for menu items having the draft status? Menus normal normal Awaiting Review defect (bug) has-patch 02/18/2025
#52320 Empty entries in WP_Scripts 'extra' field Script Loader normal trivial Awaiting Review defect (bug) 08/14/2025
#40953 Empty values are handled inconsistently between wpdb->get_results() and wpdb->get_col() Database normal normal Awaiting Review defect (bug) dev-feedback 01/17/2025
#56883 Feeds of non-existent tags and categories displays an empty feed instead of 404 Feeds normal normal Awaiting Review defect (bug) 04/15/2024
#47292 Heartbeat API cause Apache/PHP to exhaust memory Administration normal critical Awaiting Review defect (bug) 07/24/2024
#57483 Improve optimizations for WP_Site::get_instance and WP_Network::get_instance Networks and Sites normal normal Awaiting Review defect (bug) has-patch 06/08/2023
#58488 Improve performance of wp-admin -> Comments Administration normal normal Awaiting Review defect (bug) has-patch 09/17/2024
#50435 In some cases wp_get_post_parent_id() = get_post_ancestors Posts, Post Types normal normal Awaiting Review defect (bug) 02/18/2025
#57525 Incorrect home link General normal normal Awaiting Review defect (bug) has-patch 04/15/2024
#61234 Investigation Request: High Frequency of `hooked_block_types` Filter Calls Editor normal normal Awaiting Review defect (bug) 07/03/2024
#40052 Issue with WP_Cache not invalidating stale cache after an update request Cache API normal major Awaiting Review defect (bug) 07/23/2024
#64001 Large user data set causes very slow load/pagination/search in the user list Users normal normal Awaiting Review defect (bug) 09/19/2025
#55749 Large-site inefficiency in REST users endpoint used by Gutenberg editor Users normal normal Awaiting Review defect (bug) 04/20/2023
#53607 Loading or saving a post with enough (large) revisions exhausts available memory Revisions normal normal Awaiting Review defect (bug) 06/10/2025
#63601 Memory exhaustion during performance tests when base version is set to 6.8 Build/Test Tools normal normal Awaiting Review defect (bug) 06/24/2025
#50667 New attachment size is created even the source is smaller Media normal normal Awaiting Review defect (bug) 10/19/2022
#56784 Optimization in wp_staticize_emoji function Emoji normal normal Awaiting Review defect (bug) 01/10/2025
#59625 Pagination. Classes name mistake for item of pagination General normal normal Awaiting Review defect (bug) 10/14/2023
#59310 Parse blocks being applied unnecessarily Editor normal normal Awaiting Review defect (bug) has-patch 02/05/2024
#60147 Possible bug when YouTube embeds having both loading=lazy attribute and the enablejsapi parameter Embeds normal normal Awaiting Review defect (bug) 02/15/2024
#58095 Post featured image block use full size image => huge impact on performance Editor normal normal Awaiting Review defect (bug) 05/12/2025
#55534 Remaining image files after deleting them General normal critical Awaiting Review defect (bug) 04/05/2022
#61405 Residual of block found in `get_blocks_metadata` even when block is unregistered using `unregister_block_type()`. Editor normal normal Awaiting Review defect (bug) has-patch 07/03/2024
#50873 Search query parameter causes 404 on pagename match rules Query normal normal Awaiting Review defect (bug) has-patch 02/15/2024
#41358 Shutdown hooks can significantly slow down REST API responses REST API normal normal Awaiting Review defect (bug) dev-feedback 01/07/2026
#51117 Sitemap & XSL requests execute main query for home page. pbiron* Sitemaps normal normal Awaiting Review defect (bug) 05/04/2023
#37763 Target server overload due to invalid RSS feed URL in RSS widget stevenkword Feeds normal normal Awaiting Review defect (bug) 05/16/2024
#54144 The New Blocks Widgets Causes a Huge Load on the Database Widgets normal critical Awaiting Review defect (bug) 04/20/2023
#56694 Uncached database read for logged in users when Privacy Policy Page is deleted Privacy normal normal Awaiting Review defect (bug) needs-unit-tests 09/29/2022
#56688 Uncaught Requests_Exception using Requests::request_multiple HTTP API normal normal Awaiting Review defect (bug) 09/11/2025
#59354 Unnecessary queries performed when updating a post without providing categories or tags Posts, Post Types normal normal Awaiting Review defect (bug) has-patch 06/13/2024
#62003 User_Query cache triggers fatal error by ignoring 'fields' query var Users normal normal Awaiting Review defect (bug) 09/09/2024
#57366 WP 6.1 - Performance Regression Cache API normal normal Awaiting Review defect (bug) dev-feedback 04/20/2023
#51716 WP Cron - looses entries Cron API normal normal Awaiting Review defect (bug) has-patch 02/15/2025
#53320 Why delete_metadata and update_metadata slow performance? Database normal normal Awaiting Review defect (bug) 03/26/2024
#56842 WordPress performance drop due to introduce Gutenberg Build/Test Tools normal major Awaiting Review defect (bug) has-patch 05/12/2025
#54868 [WP_User_Query][Multisite] Run queries in the context of the correct site / blog_id Users normal normal Awaiting Review defect (bug) has-patch 01/24/2022
#31746 get_blogs_of_user() can be very slow when a user is a member of thousands of sites johnbillion Users normal normal Awaiting Review defect (bug) has-patch 06/03/2022
#60713 remove 'array_merge(...)' is used in a loop and is a resources greedy construction. from generate_rewrite_rules pbearne Rewrite Rules normal normal Awaiting Review defect (bug) has-patch 04/10/2024
#47322 scenario based-bug in the file load-style.php Script Loader normal normal Awaiting Review defect (bug) 09/01/2025
#61806 twemoji is always loaded on Windows devices pbearne* Emoji normal minor Awaiting Review defect (bug) 09/07/2024
#60199 update_menu_item_cache appears to load postmeta for all linked posts Menus normal normal Awaiting Review defect (bug) dev-feedback 04/15/2024
#49545 update_meta_cache issue while getting record from user meta table in multi site Users normal blocker Awaiting Review defect (bug) dev-feedback 04/24/2023
#44445 wp_cache_init() and WP_Object_Cache constructor has a memory leak pbearne Cache API normal normal Awaiting Review defect (bug) dev-feedback 06/14/2024
#45913 wp_enqueue_media() - slow query Media normal normal Awaiting Review defect (bug) 07/15/2024
#52011 'The REST API encountered an unexpected result' should be a critical error Site Health normal normal Awaiting Review enhancement 08/28/2022
#37178 Add $cache_only parameter to get_option Options, Meta APIs normal normal Awaiting Review enhancement needs-unit-tests 09/06/2024
#61358 Add Support to HTTP 2 in WP_Http Class HTTP API normal normal Awaiting Review enhancement has-patch 07/19/2024
#52998 Add a filter to paginate_links to allow bypassing merging query params General normal normal Awaiting Review enhancement 04/05/2022
#61522 Add autoload control to register_setting() pbearne* Options, Meta APIs normal normal Awaiting Review enhancement has-patch 07/08/2024
#58470 Add configurable batching to `wp_scheduled_delete` for controlling cleanup operations Cron API normal normal Awaiting Review enhancement 06/07/2023
#41675 Add filter to bypass display/query for Media Months filter in media modal Media normal normal Awaiting Review enhancement has-patch 01/29/2025
#59488 Add index to comment_type and comment_approved fields in comment table Comments normal normal Awaiting Review enhancement 01/14/2026
#56376 Add wp_is_ini_value_changeable( 'memory_limit' ) yes or no to class WP_Debug_Data Site Health normal normal Awaiting Review enhancement 08/14/2022
#45354 Adding index for meta_key and post_id in postmeta Database normal normal Awaiting Review enhancement dev-feedback 06/24/2024
#54378 Admin Pages - The dropdown of 'Main Page (no parent)' on QuickEdit query is slow Quick/Bulk Edit normal normal Awaiting Review enhancement 06/04/2024
#56489 An extra post lookup in WP_Embed::shortcode for known post Embeds normal normal Awaiting Review enhancement 09/01/2022
#56105 Call update_post_parent_caches in the_post function in WP_Query class Query normal normal Awaiting Review enhancement needs-unit-tests 04/20/2023
#47514 Change priority of make_clickable callback to boost performance Comments normal minor Awaiting Review enhancement 09/22/2024
#54116 Check ImageMagick version 6/7 Site Health normal normal Awaiting Review enhancement 01/24/2024
#41520 Disable deprecated functions pbearne Bootstrap/Load normal normal Awaiting Review enhancement dev-feedback 08/16/2024
#55909 Do WordPress feeds need pagination query SQL_CALC_FOUND_ROWS? Feeds normal normal Awaiting Review enhancement 06/03/2022
#61025 Do not write in DB when updating a user if no user data has changed Users normal normal Awaiting Review enhancement 04/18/2024
#44971 Enable WP_Community_Events to find cached events even if it's instantiated without a user location pbearne* Administration normal normal Awaiting Review enhancement has-patch 06/24/2024
#53070 Establish a Core CSS deprecation path General normal normal Awaiting Review enhancement 12/16/2021
#57517 Expose MutationObserver instance in wpEmoji Formatting normal normal Awaiting Review enhancement has-patch 01/20/2023
#44694 Extra and un-neccessary query when no posts found in Posts Rest Controller REST API normal normal Awaiting Review enhancement 02/12/2025
#55780 Global Styles: Introduce filter for toggling stylesheet cache Editor normal normal Awaiting Review enhancement has-patch 08/08/2024
#58356 Gravatar local image cache Cache API normal normal Awaiting Review enhancement 05/19/2023
#17246 Handling of HTTP 404 errors for non-existing files Bootstrap/Load normal normal Awaiting Review enhancement has-patch 05/03/2025
#55639 Implement Async CSS Script Loader normal normal Awaiting Review enhancement 06/10/2025
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