Here is a list of what was fixed since 12.4.0:

• 2023-05-09 d680ad9398 [RELEASE] Release of TYPO3 12.4.1 (thanks to Benni Mack)
• 2023-05-09 ffb320279f [BUGFIX] Avoid notice in AbstractUserAuthentication (thanks to Georg Ringer)
• 2023-05-09 0db5f835b0 [BUGFIX] Correctly represent CSP UriValue('*') (thanks to Oliver Hader)
• 2023-05-09 a621a2e058 [TASK] Add StringUtility::cast and ::filter (thanks to Georg Ringer)
• 2023-05-09 d53b41995f [BUGFIX] Do not send table wizard fields in payload (thanks to Andreas Fernandez)
• 2023-05-09 e90d83f4eb [BUGFIX] Re-enable button after save in ext:install (thanks to Torben Hansen)
• 2023-05-08 b8a41f11a8 [BUGFIX] Do not descend required markers down to inline fields (thanks to Nikita Hovratov)
• 2023-05-08 3f5ef1a65c [TASK] Provide default language presets for SiteBasedTestTrait (thanks to Nikita Hovratov)
• 2023-05-08 79561f71c4 [TASK] Consistently limit scope in FilesControlContainer (thanks to Oliver Bartsch)
• 2023-05-08 5f1ab1b8ef [BUGFIX] Fix typo "progessQueue" in variable name (thanks to Oliver Klee)
• 2023-05-07 fb21a53934 [BUGFIX] Properly replace record title placeholder in confirmation (thanks to Oliver Bartsch)
• 2023-05-06 63e52966ea [TASK] Raise "sokil/php-isocodes-db-i18n" and generate language files (thanks to Stefan Bürk)
• 2023-05-05 91f22b0762 [BUGFIX] Fix a typo in a comment (thanks to Oliver Klee)
• 2023-05-05 84fd0ae0a9 [BUGFIX] Change selector to get container in files element (thanks to Andreas Fernandez)
• 2023-05-05 4987831484 [BUGFIX] Catch FolderDoesNotExistException for selected folder (thanks to Oliver Bartsch)
• 2023-05-05 b72ca0d07c [BUGFIX] Don't try to render icon for empty identifier (thanks to Oliver Bartsch)
• 2023-05-05 c71855ead1 [TASK] Provide composer.json to fixture extensions (thanks to Anja Leichsenring)
• 2023-05-05 11c9546e78 [TASK] Provide composer.json to fixture extensions in ext:core (thanks to Anja Leichsenring)
• 2023-05-05 9ef2d0b9e6 [TASK] Require typo3fluid/fluid:^2.8.0 (thanks to Christian Kuhn)
• 2023-05-04 8cd62f5522 [BUGFIX] Allow custom passwords while creating be users (thanks to Jan Delius)
• 2023-05-04 f8f0290d4a [TASK] Use stable TF and styleguide in v12 (thanks to Christian Kuhn)
• 2023-05-04 ed3456355d [DOCS] Correct example for AfterLinkIsGeneratedEvent in changelog (thanks to Chris Müller)
• 2023-05-04 b1569ecd84 [TASK] Avoid pipeline run after merge for 12.4 (thanks to Stefan Bürk)
• 2023-05-04 359b9ab688 [BUGFIX] Use proper type for recovery emails (thanks to Andreas Nedbal)
• 2023-05-03 cbaddb1b9d [TASK] Ensure proper gitlab ci configuration for branch 12.4 (thanks to Stefan Bürk)
• 2023-05-03 bc60401fc6 [BUGFIX] Render mime type audio/x-wav as audio file (thanks to Georg Ringer)
• 2023-05-03 7c9e387652 [BUGFIX] Create session cookie when explicitly requested (thanks to Oliver Hader)
• 2023-05-02 ead2eeecac [BUGFIX] Ensure content object is available in UriBuilder (thanks to Oliver Bartsch)
• 2023-05-02 6fb93f48db [BUGFIX] Prioritize form default values over TCA overrides (thanks to Helmut Hummel)
• 2023-05-02 692e15a5e2 [BUGFIX] Close opened CSP report when removing all reports (thanks to Andreas Fernandez)
• 2023-05-02 fa305420be [BUGFIX] Avoid TypeError in extbase persistence (thanks to Oliver Bartsch)
• 2023-05-02 39478a27df [TASK] Remove superfluous timestamp CKEditor plugin (thanks to Torben Hansen)
• 2023-05-02 f731cb6cc7 [BUGFIX] Pass the full page record to the ConditionMatcher (thanks to Oliver Bartsch)
• 2023-05-02 24b7dfd6ee [TASK] Make type annotations for ObjectStorage::toArray more specific (thanks to Oliver Klee)
• 2023-05-01 7d7b46c9b3 [BUGFIX] Recursive INCLUDE_TYPOSCRIPT with extensions (thanks to Georg Ringer)
• 2023-04-29 f98773ec46 [DOCS] Update SECURITY.md (thanks to Stephan Großberndt)
• 2023-04-28 dd0b6e72eb [TASK] Show configured transport per webhook (thanks to Andreas Fernandez)
• 2023-04-28 a2d6d8b475 [BUGFIX] Allow locallang labels for tt_content_defValues (thanks to Oliver Bartsch)
• 2023-04-28 ebec8ae066 [BUGFIX] Use importShim() to load init modules (thanks to Andreas Fernandez)
• 2023-04-28 07757e6771 [TASK] Provide composer.json to fixture extensions in ext:extbase (thanks to Anja Leichsenring)
• 2023-04-27 1ac5a8f584 [DOCS] Adjust ViewHelper name (thanks to Oliver Bartsch)
• 2023-04-27 0fd1cfacd2 [BUGFIX] Harmonize page ids in Record List search (thanks to Andreas Fernandez)
• 2023-04-27 60becc56ba [TASK] Clean up avatar class (thanks to Christian Eßl)
• 2023-04-27 75387f454f [TASK] Provide composer.json to fixture extensions in ext:backend (thanks to Anja Leichsenring)
• 2023-04-26 0bae8154fc [BUGFIX] Fix visual glitches in tile view affecting Firefox (thanks to Andreas Fernandez)
• 2023-04-26 e864e328ae [DOCS] Revise changelogs for v12.4 (thanks to Chris Müller)
• 2023-04-26 97dd6662da [BUGFIX] Correct clearable implementation in scheduler (thanks to Benjamin Kott)
• 2023-04-26 f96609106c [BUGFIX] Add missing CSS label classes and fix markup (thanks to Frank Naegler)
• 2023-04-25 2cf35072b0 [TASK] Update testing-framework and styleguide (thanks to Stefan Bürk)
• 2023-04-25 e496fddbe4 [BUGFIX] Avoid exceptions while loading presets (thanks to Gilbertsoft)
• 2023-04-25 3ae6c8a919 [BUGFIX] Use correct configuration example for message routing (thanks to Andreas Fernandez)
• 2023-04-25 2f60ee3b45 [DOCS] Update SECURITY.md (thanks to Stephan Großberndt)
• 2023-04-25 3a83be5d41 [BUGFIX] Prevent undefined array key in UserIntInformation (thanks to Daniel Siepmann)
• 2023-04-25 d92dfe0f8d [DOCS] Add 12.4.x directory to changelogs (thanks to Andreas Fernandez)
• 2023-04-25 4a62422717 [TASK] Update SECURITY.md for TYPO3 v12.4 LTS (thanks to Oliver Hader)
• 2023-04-25 d8829aec01 [TASK] Set TYPO3 version to 12.4.1-dev (thanks to Benni Mack)