Here is a list of what was fixed since 12.4.16:

• 2024-07-09 0ee86a1d3f [RELEASE] Release of TYPO3 12.4.17 (thanks to Oliver Hader)
• 2024-07-09 028bbc8470 [BUGFIX] Fix event binding in scheduler task form docheader (thanks to Andreas Kienast)
• 2024-07-08 29741f20c5 [TASK] Update typescript-eslint to 7.15 (thanks to Georg Ringer)
• 2024-07-08 a0363c445d [BUGFIX] Fix Undefined array key "rootLevel" on import/preview (thanks to Loek Hilgersom)
• 2024-07-07 a45f1fd857 [BUGFIX] Set correct owner info in workspace notifications (thanks to Garvin Hicking)
• 2024-07-05 8d319097c5 [BUGFIX] Use correct FlexForm field names in debug info (thanks to Oliver Bartsch)
• 2024-07-04 4e80310d19 [DOCS] Add example for multiple RTE CSS classes (thanks to Guido Schmechel)
• 2024-07-04 9af30f7dad [BUGFIX] Use correct path in flash message after file is moved (thanks to Georg Ringer)
• 2024-07-03 dbfb29f099 [BUGFIX] Prevent multiple FlexContainers of same name (thanks to Garvin Hicking)
• 2024-07-02 351553f54e [TASK] Ensure coding-style for nullable type declarations (thanks to Stefan Bürk)
• 2024-07-02 a496e2c110 [TASK] Replace outdated hardcoded version numbers in Upgrade Wizards (thanks to Georg Ringer)
• 2024-07-02 a544f7bfde [TASK] Avoid implicitly nullable class method parameter in EXT:core (thanks to Stefan Bürk)
• 2024-07-01 62da7f2d5f [BUGFIX] Fix image manipulation GUI only operating on 1st crop variant (thanks to Garvin Hicking)
• 2024-07-01 662cbd07da [TASK] Avoid implicitly nullable class method parameter in EXT:backend (thanks to Stefan Bürk)
• 2024-07-01 65fc7df899 [DOCS] Add details about how to extend the admin panel (thanks to Christian Reifenscheid)
• 2024-07-01 00701985cc [TASK] Fix CGL issues (thanks to Stefan Bürk)
• 2024-07-01 1a88644b92 [BUGFIX] Prevent rendering FlexForm diff of deleted records in history (thanks to Christoph Lehmann)
• 2024-06-30 ed7f90d853 [TASK] Avoid implicitly nullable class method parameter in EXT:dashboard (thanks to Stefan Bürk)
• 2024-06-30 ab644a3cf9 [TASK] Avoid implicitly nullable class method parameter in EXT:belog (thanks to Stefan Bürk)
• 2024-06-30 9668593e2f [BUGFIX] Fix ext_config_template.txt zero-based category ordering (thanks to Garvin Hicking)
• 2024-06-30 3d71a7c783 [TASK] Avoid implicitly nullable class method parameter in EXT:adminpanel (thanks to Stefan Bürk)
• 2024-06-30 c83d56dfa2 [TASK] Avoid implicitly nullable class method parameter in EXT:beuser (thanks to Stefan Bürk)
• 2024-06-30 2cd3b29923 [BUGFIX] Include keys in YamlFileLoader placeholder processing (thanks to David Mellen)
• 2024-06-29 7c3e4466e6 [TASK] Avoid implicitly nullable class method parameter in EXT:extbase (thanks to Stefan Bürk)
• 2024-06-29 d5b9842774 [BUGFIX] Fix invalid FormEngine HTML structure on edge-case (thanks to Garvin Hicking)
• 2024-06-28 59c509d5d0 [BUGFIX] Adapt ObjectConverter test with new symfony/property-info (thanks to Torben Hansen)
• 2024-06-28 9bca34e41f [BUGFIX] Sanitize FlashMessage->createFromArray() (thanks to Christian Kuhn)
• 2024-06-28 d3cc1640af [TASK] Avoid implicitly nullable class method parameter in EXT:extensionmanager (thanks to Stefan Bürk)
• 2024-06-28 44a9fb63e1 [TASK] Avoid implicitly nullable class method parameter in EXT:felogin (thanks to Stefan Bürk)
• 2024-06-28 ac3f0533b8 [BUGFIX] Fix table column type for imageManipulation (thanks to Oliver Bartsch)
• 2024-06-28 596bb678a4 [BUGFIX] Add name attribute to readonly fields in FormEngine (thanks to Oliver Bartsch)
• 2024-06-28 1be2afe6ff [TASK] Avoid implicitly nullable class method parameter in EXT:form (thanks to Stefan Bürk)
• 2024-06-28 dcb83b978f [TASK] Avoid implicitly nullable class method parameter in EXT:frontend (thanks to Stefan Bürk)
• 2024-06-28 01782e29af [TASK] Add additional test to YamlFileLoader (thanks to Georg Ringer)
• 2024-06-28 45b95fd7b6 [TASK] Avoid implicitly nullable class method parameter in EXT:indexed_search (thanks to Stefan Bürk)
• 2024-06-28 925a90216f [DOCS] Document site object usage in EXT:form symfony expressions (thanks to Garvin Hicking)
• 2024-06-27 d45347cd80 [BUGFIX] Make BackendGroupsExplicitAllowDeny wizard indicate errors (thanks to Garvin Hicking)
• 2024-06-27 4f53363f15 [TASK] Fix typo in class name (thanks to Georg Ringer)
• 2024-06-27 d8d1866152 [BUGFIX] Set correct owner information in "Recycler" backend module (thanks to Jasmina Ließmann)
• 2024-06-27 822eec3200 [DOCS] Document YAML configuration options for Link Browser in CKEditor (thanks to Garvin Hicking)
• 2024-06-27 bf8f683088 [BUGFIX] Include scheduled records in BE/CLI/Install applications (thanks to Benni Mack)
• 2024-06-27 c93e8dc991 [FOLLOWUP] Provide PSR-7 Request only when relevant (thanks to Oliver Bartsch)
• 2024-06-26 9c5b5a810d [TASK] Fix CGL issues in Build directory (thanks to Georg Ringer)
• 2024-06-26 0b1dcd1ba3 [TASK] Avoid implicitly nullable class method parameter in EXT:linkvalidator (thanks to Stefan Bürk)
• 2024-06-26 5a70739756 [TASK] Avoid implicitly nullable class method parameter in EXT:install (thanks to Stefan Bürk)
• 2024-06-26 c0e2cf6b7c [TASK] Disable failing unit-case test data set (thanks to Stefan Bürk)
• 2024-06-26 ac9f0ab8b0 [TASK] Provide PSR-7 Request in PolicyMutatedEvent (thanks to Oliver Bartsch)
• 2024-06-26 62fd3fff93 [TASK] Bump typo3/testing-framework ^8.2.0 (thanks to Christian Kuhn)
• 2024-06-25 25d0a8a781 [TASK] Avoid implicitly nullable class method parameter in EXT:reports (thanks to Stefan Bürk)
• 2024-06-25 75826c47cd [TASK] Avoid implicitly nullable class method parameter in EXT:rte_ckeditor (thanks to Stefan Bürk)
• 2024-06-25 0285891908 [TASK] Remove usages of unused CSS class hasDefaultValue (thanks to Andreas Kienast)
• 2024-06-25 89a9dbff45 [DOCS] Fix incorrect namespace of AbstractModule (thanks to Christian Reifenscheid)
• 2024-06-25 1d36904c4c [TASK] Avoid implicitly nullable class method parameter in EXT:scheduler (thanks to Stefan Bürk)
• 2024-06-25 dcaa063035 [TASK] Adjust database support for runTests.sh (thanks to Stefan Bürk)
• 2024-06-25 13a25ba693 [TASK] Allow additional composer options for -s composerInstall (thanks to Stefan Bürk)
• 2024-06-25 28958242db [BUGFIX] Trim email address in EmailFinisher (thanks to Oliver Bartsch)
• 2024-06-25 50a45d4e91 [BUGFIX] Silence regexp pattern errors in EXT:redirects (thanks to Stefan Bürk)
• 2024-06-25 89feb2ce77 [TASK] Avoid implicitly nullable class method parameter in EXT:sys_note (thanks to Stefan Bürk)
• 2024-06-25 1d1a2cb4fa [TASK] Avoid implicitly nullable class method parameter in EXT:seo (thanks to Stefan Bürk)
• 2024-06-24 877a980035 [TASK] Remove duplicated code from typo3-backend-icon component (thanks to Marcin Sągol)
• 2024-06-24 870431bbcf [TASK] Avoid implicitly nullable class method parameter in EXT:workspaces (thanks to Stefan Bürk)
• 2024-06-24 fd5320afcb [TASK] Avoid implicitly nullable class method parameter in EXT:webhooks (thanks to Stefan Bürk)
• 2024-06-24 73f6adf1f6 [TASK] Avoid implicitly nullable class method parameter in EXT:reactions (thanks to Stefan Bürk)
• 2024-06-24 455ce7c754 [TASK] Avoid implicitly nullable class method parameter in EXT:redirects (thanks to Stefan Bürk)
• 2024-06-24 0d8199a44b [TASK] Update TypeScript to 5.5 (thanks to Andreas Kienast)
• 2024-06-24 ff5e3dfec6 [BUGFIX] Provide and handle module aliases in JS context (thanks to Oliver Bartsch)
• 2024-06-23 26dd4d953b [TASK] Avoid implicitly nullable class method parameter in tests (thanks to Stefan Bürk)
• 2024-06-21 2855c3a626 [BUGFIX] Fix imageManipulation allowedAspectRatios with "." notation (thanks to Garvin Hicking)
• 2024-06-21 695cffd754 [BUGFIX] Handle multi level arguments in backend of indexed search (thanks to Georg Ringer)
• 2024-06-21 0bc94fca70 [BUGFIX] Fix array access error in EditableRestriction (thanks to Sybille Peters)
• 2024-06-21 19fa3ce4b0 [DOCS] Add hint to EXT:redirects regarding LinkHandler (thanks to Peter Kraume)
• 2024-06-21 b2e4a57219 [BUGFIX] Fix backend page tree filter with special characters (thanks to Garvin Hicking)
• 2024-06-21 5fae106a2f [BUGFIX] Change header tag in PaletteAndSingleContainer and adjust tab.html (thanks to Christian Rath-Ulrich)
• 2024-06-21 c1a29598d6 [BUGFIX] Properly handle checkbox state changes in FormEngine (thanks to Oliver Bartsch)
• 2024-06-21 49d1e234e1 [DOCS] Fix CSRF code example and naming in Changelogs (thanks to Marcin Sągol)
• 2024-06-21 0f64c4ebfc [BUGFIX] Properly show multiple cropping coverAreas per cropVariant (thanks to Leon Dietsch)
• 2024-06-21 7a579b46a3 [BUGFIX] Allow includeRecordsWithoutDefaultTranslation=0 (thanks to Benni Mack)
• 2024-06-21 1671cd0e5f [TASK] Provide configuration for CKEditor's list properties (thanks to Georg Ringer)
• 2024-06-21 154bf8a469 [TASK] Clarify description of [SYS][ipAnonymization] (thanks to Georg Ringer)
• 2024-06-21 3414815adb [BUGFIX] form plugin translation overrides (thanks to Jonathan Kieling)
• 2024-06-20 a130827146 [BUGFIX] Improve and clean up Composer asset publishing (thanks to Garvin Hicking)
• 2024-06-20 a3df909113 [BUGFIX] Add scheduler task exception to error message (thanks to Christian Weiske)
• 2024-06-20 f9463aaeb1 [TASK] Bump phpunit and testing-framework (thanks to Christian Kuhn)
• 2024-06-20 a3be080a09 [BUGFIX] Check for existing category before processing it (thanks to Georg Ringer)
• 2024-06-20 dc8d757657 [DOCS] Use GitHub permalink to CKEditor Base.yaml (thanks to Mathias Brodala)
• 2024-06-20 a7c0639751 [TASK] Add info boxes to "Info" module and its submodules (thanks to Jasmina Ließmann)
• 2024-06-20 09929d9f64 [BUGFIX] Return an OK message if permissions are already fine (thanks to Georg Ringer)
• 2024-06-20 f79d409651 [TASK] Rename twitter to x in labels (thanks to Georg Ringer)
• 2024-06-20 eba6e74679 [TASK] Improve info text for backend layouts with no colPos assigned (thanks to Georg Ringer)
• 2024-06-20 23b4a61df9 [BUGFIX] Remove all restrictions in user creation command (thanks to Georg Ringer)
• 2024-06-19 63212d6533 [BUGFIX] Make ContentRenderer catch more errors (thanks to Sascha Egerer)
• 2024-06-18 a2f73811e8 [BUGFIX] Allow to open info modal window (thanks to Daniel Gohlke)
• 2024-06-18 10fa9b28dc [TASK] Render generator fields as hidden fields in columnsOnly mode (thanks to Oliver Bartsch)
• 2024-06-18 e9904c0e8d [BUGFIX] Avoid race condition in DocumentService.ready() (thanks to Benjamin Franzke)
• 2024-06-18 aa2a78d8b3 [BUGFIX] Unify backend routes for workspace (thanks to Benni Mack)
• 2024-06-18 14242366ae [TASK] Replace invalid icon with working example (thanks to Georg Ringer)
• 2024-06-18 00acb6257a [TASK] Avoid runTests.sh -e (thanks to Christian Kuhn)
• 2024-06-18 16ce9d74f4 [TASK] Raise phpstan/phpstan (thanks to Stefan Bürk)
• 2024-06-18 0bbf7c25ef [BUGFIX] Allow integers as sort value in ArrayUtility::sortArraysByKey (thanks to Georg Ringer)
• 2024-06-18 5843cc1d07 [TASK] Avoid runTests.sh -o (thanks to Christian Kuhn)
• 2024-06-17 dcf5038f30 [BUGFIX] Fix ExtensionScanner ignoring all lines instead of single one (thanks to Garvin Hicking)
• 2024-06-17 0ae97b4bcc [TASK] Upgrade to phpunit ^10.5.21 (thanks to Christian Kuhn)
• 2024-06-17 9efd5b5748 [TASK] Revert "Prevent requiring "typo3conf" for Composer mode in Dir. Status" (thanks to Helmut Hummel)
• 2024-06-17 4bb53cf80c [TASK] Do not log locked backend exceptions (thanks to Christoph Lehmann)
• 2024-06-14 a7643c6e4c [TASK] Make cropper presets usable with keyboard (thanks to Willi Wehmeier)
• 2024-06-14 880d8d32c7 [TASK] Add page id to some bookmark titles (thanks to Georg Ringer)
• 2024-06-14 c2c1639437 [BUGFIX] Make columnsOnly table-aware (thanks to Oliver Bartsch)
• 2024-06-14 8f90c61521 [TASK] Provide request object to EXT:felogin events (thanks to Benni Mack)
• 2024-06-14 e9abbd6ac5 [BUGFIX] Change list of (dis)allowed file extensions to ul li (thanks to Christian Rath-Ulrich)
• 2024-06-14 d05f02aa81 [DOCS] Properly document modulename registration for EXT:adminpanel (thanks to Bingquan Bao)
• 2024-06-13 dce48c99f1 [BUGFIX] Fix positioning of progress bars in Extension Scanner module (thanks to Andreas Kienast)
• 2024-06-13 8f07071667 [TASK] Reduce hard-coded tt_content table in StandardPreviewRenderer (thanks to Nikita Hovratov)
• 2024-06-13 54f422bd2c [BUGFIX] Move icon from System Information Dropdown, remove empty cell (thanks to Christian Rath-Ulrich)
• 2024-06-13 27f0c4f8a6 [BUGFIX] Properly respect "enableClipBoard" TSconfig (thanks to Andreas Nedbal)
• 2024-06-13 509eb69155 [BUGFIX] Use proper workspace in SuggestWizard (thanks to Georg Ringer)
• 2024-06-13 0d2d8d924a [BUGFIX] Merge code editor settings properly (thanks to Andreas Kienast)
• 2024-06-13 19ce669607 [BUGFIX] Use correct column and index name caseing for PostgresSQL (thanks to Stefan Bürk)
• 2024-06-13 c2be8b1846 [DOCS] Correct information about slug postModifiers (thanks to Georg Ringer)
• 2024-06-13 bca16caf36 [BUGFIX] Add aria-label to the selection options toggle button (thanks to Oliver Bartsch)
• 2024-06-13 1e4d3f8001 [BUGFIX] Align styling of panel headings in admin tool modals (thanks to Jasmina Ließmann)
• 2024-06-13 ef6c853585 [TASK] Unify layout of SelectCheckBox group headers (thanks to Andreas Nedbal)
• 2024-06-13 38eb42dc50 [BUGFIX] Show element specific labels in linkvalidator report (thanks to Christian Weiske)
• 2024-06-13 4b89b371d0 [TASK] Prevent requiring "typo3conf" for Composer mode in Dir. Status (thanks to Garvin Hicking)
• 2024-06-13 82c9dde473 [TASK] Update label of button to create content in page module (thanks to Christian Rath-Ulrich)
• 2024-06-13 57c3b27960 [TASK] Update bookmark related link titles (thanks to Jasmina Ließmann)
• 2024-06-13 eb3e677eb3 [DOCS] Note about reserved keywords for Extbase arguments ("format") (thanks to Garvin Hicking)
• 2024-06-12 8e46026f6d [BUGFIX] Remove inline style for margin and calculation of it (thanks to Michael Telgkamp)
• 2024-06-12 a072d93027 [TASK] Reduce memory usage of a greedy unit test (thanks to Christian Kuhn)
• 2024-06-12 67dcb4105a [TASK] Use h2 for card title of element information modal (thanks to Christian Rath-Ulrich)
• 2024-06-12 766e01eb9f [BUGFIX] Add aria-label to context menu buttons (thanks to Christian Rath-Ulrich)
• 2024-06-12 3cb4222116 [BUGFIX] Handle state for "revert selection" correctly (thanks to Oliver Bartsch)
• 2024-06-11 136630ca88 [DOC] Use integers for examples of saveAndClose configuration (thanks to Georg Ringer)
• 2024-06-11 2257d5e34f [TASK] Remove "Access for 'admin' users only!" hints in About module (thanks to Jasmina Ließmann)
• 2024-06-11 2616be486c [TASK] Set TYPO3 version to 12.4.17-dev (thanks to Oliver Hader)