Here is a list of what was fixed since 12.4.1:

• 2023-06-13 ad5fb1146d [RELEASE] Release of TYPO3 12.4.2 (thanks to Benni Mack)
• 2023-06-12 dc3aeffa26 [BUGFIX] Add ESCAPE keyword for like() and `notLike() expressions (thanks to Stefan Bürk)
• 2023-06-12 8188fe8108 [BUGFIX] Avoid return type deprecation with PHP8.3 in TreeNodeCollection (thanks to Stefan Bürk)
• 2023-06-12 cb96f89b08 [BUGFIX] Allow sub directories for form definitions (thanks to Georg Ringer)
• 2023-06-12 ce659f1c54 [DOCS] Fix changelog rendering (thanks to Simon Schaufelberger)
• 2023-06-11 1a7465c857 [TASK] Speed up SysLogSerializationUpdate (thanks to Thomas Hohn)
• 2023-06-11 01007221e5 [BUGFIX] Fix minor phpstan finding in ElementInformationController (thanks to Nikita Hovratov)
• 2023-06-11 a710f4620f [BUGFIX] Use correct type in DB query (thanks to Sybille Peters)
• 2023-06-10 17f4346c51 [TASK] Use dedicated cache for schema information (thanks to Helmut Hummel)
• 2023-06-09 661bd641c7 [TASK] Add PHP8.3 support to Build/Scripts/runTests.sh (thanks to Stefan Bürk)
• 2023-06-08 f7c80f8235 [BUGFIX] Use main variables in HeaderAssets and FooterAssets (thanks to Johannes Sommer)
• 2023-06-08 1abdeaeb05 [DOCS] Make JavaScript example lint (thanks to Lina Wolf)
• 2023-06-08 27c6914ac9 [BUGFIX] Prevent PHP Warning in CKEditor5Migrator (thanks to Stefan Froemken)
• 2023-06-08 92d8483669 [BUGFIX] Use proper path to get size of used files in admin panel (thanks to Georg Ringer)
• 2023-06-08 06b46e26d6 [BUGFIX] Full page in ConditionMatcher from PageTsConfigFactory (thanks to Nikita Hovratov)
• 2023-06-08 65a4713812 [BUGFIX] SaveToDatabaseFinisher uses parseOption to evaluate mode (thanks to Markus Klein)
• 2023-06-08 8984f86944 [DOCS] Fix reference in changelog (thanks to Lina Wolf)
• 2023-06-08 ba26b0cd5f [BUGFIX] Make Extbase ObjectConverter consider XCLASSed objects (thanks to Torben Hansen)
• 2023-06-08 3330a9c162 [BUGFIX] Properly align positioning line at the end of tree (thanks to Andreas Nedbal)
• 2023-06-08 0a879340e2 [BUGFIX] Require typo3fluid/fluid:^2.9.1 (thanks to Christian Kuhn)
• 2023-06-07 bb848a6cb4 [TASK] Require typo3fluid/fluid:^2.9.0 (thanks to Christian Kuhn)
• 2023-06-07 21a8682067 [BUGFIX] Fix alignment of fields in Active TypoScript module (thanks to Andreas Nedbal)
• 2023-06-07 4067afd599 [BUGFIX] Improve accessibility of form labels in EXT:felogin (thanks to linawolf)
• 2023-06-07 02f8ca4977 [TASK] Use lighter font color for form input placeholder (thanks to Jasmina Ließmann)
• 2023-06-07 8fb81190e6 [TASK] Update jquery-ui to ^1.13.2 (thanks to Oliver Hader)
• 2023-06-06 adc0f2ed2e [BUGFIX] Remove language section from base CKEditor config (thanks to Andreas Nedbal)
• 2023-06-06 acecad7832 [TASK] Update to stable version of bootstrap 5.3.0 (thanks to Benni Mack)
• 2023-06-06 a3900294c9 [TASK] Remove jquery & jquery-ui from image manipulation (thanks to Oliver Hader)
• 2023-06-05 2ced0264e5 [BUGFIX] Allow ViewHelpers from libraries (thanks to Simon Praetorius)
• 2023-06-05 d0345124bb [TASK] Slim down php-cs-fixer configuration file (thanks to Benni Mack)
• 2023-06-05 c04dcc9f49 [TASK] Update node to v18.16 (thanks to Benni Mack)
• 2023-06-05 f7067553ff [BUGFIX] Handle PHP error for invalid form data provider class name (thanks to Oliver Bartsch)
• 2023-06-05 d3039741d2 [BUGFIX] Forward server request object to Fluid view (thanks to Oliver Hader)
• 2023-06-05 c3fb186811 [TASK] Add comments for methods in ModifyVersionDifferencesEvent (thanks to Chris Müller)
• 2023-06-05 2c09386be4 [DOCS] Fix typo in workspaces event PHPDoc (thanks to Sybille Peters)
• 2023-06-03 17a2f9841f [TASK] Allow nonce values explicitly in PageRenderer inline methods (thanks to Oliver Hader)
• 2023-06-03 f8d048d0e6 [TASK] Allow f:asset.css and f:asset.script to use CSP nonce (thanks to Kevin Appelt)
• 2023-06-02 cb16ec920b [TASK] Remove obsolete composer/package-versions-deprecated (thanks to Stefan Bürk)
• 2023-06-02 fc7a560a54 [BUGFIX] Check for ProviderRegistry when registering configuration providers (thanks to Oliver Bartsch)
• 2023-06-01 7f0740dd0f [TASK] Use local variable in CleanUpLocalProcessedFilesCommand (thanks to Stefan Bürk)
• 2023-06-01 cb80da53ad [BUGFIX] Fix phpstan finding in Clipboard (thanks to Nikita Hovratov)
• 2023-06-01 06176b1daa [TASK] Raise guzzlehttp/promises to v2 (thanks to Nikita Hovratov)
• 2023-05-31 5c1f9680f9 [BUGFIX] Cast IP lock settings to int (thanks to Georg Ringer)
• 2023-05-31 494a957c5d [TASK] Remove usage of QueryBuilder::resetQueryPart() from ext:redirects (thanks to Anja Leichsenring)
• 2023-05-28 95a67e7d96 [BUGFIX] Update symfony/property-info to v6.2.11 (thanks to Andreas Fernandez)
• 2023-05-26 79f9b43d7f [TASK] Update ckeditor5 to v38.0.1 (thanks to Andreas Fernandez)
• 2023-05-26 fc13a4d14a [TASK] Avoid deprecated usage of GuzzleHttp\Promise settle function (thanks to Nikita Hovratov)
• 2023-05-26 aa49b9abce [DOCS] Add SQL and memory metrics to admin panel toolbar (thanks to Chris Müller)
• 2023-05-25 f65144afd3 [BUGFIX] Typo3DbQueryParser allows records with no child (thanks to Harald Witt)
• 2023-05-24 48b8a58e8e [DOCS] Add note regarding data processor service sharing (thanks to Oliver Bartsch)
• 2023-05-24 ad44db85fb [BUGFIX] Adapt datepicker styles (thanks to Jochen Roth)
• 2023-05-24 15a769c856 [TASK] Write correct error level into sys_log table (thanks to Ronny Perinke)
• 2023-05-23 55ec610388 [BUGFIX] Use correct array key to access TYPO3_CONF_VARS (thanks to Johannes Nielsen)
• 2023-05-23 19a3f1c2bf [TASK] Add data attribute to containers of of flexform elements (thanks to Georg Ringer)
• 2023-05-23 e22c1c2fa6 [BUGFIX] Fix type error in for pageType in f:uri.page ViewHelper (thanks to Stefan Froemken)
• 2023-05-22 50872f2a79 [BUGFIX] Add CSP nonce value to RequireJS (thanks to Oliver Hader)
• 2023-05-19 23df3125bd [BUGFIX] Fix undefined array key in FrontendGenerationPageIndexingTrigger (thanks to Nikita Hovratov)
• 2023-05-18 25bd12ad6e [DOCS] Remove section using version constraint installing EXT:linkvalidator (thanks to Chris Müller)
• 2023-05-17 bd4980f237 [BUGFIX] Inject CSP nonce values only if CSP feature is enabled (thanks to Oliver Hader)
• 2023-05-17 745aae4813 [BUGFIX] Keep FE/versionNumberInFilename set to true on silent upgrade (thanks to Chris Müller)
• 2023-05-17 15432ec986 [BUGFIX] Make symfony console handle exceptions again (thanks to Torben Hansen)
• 2023-05-16 ac0688d7b3 [BUGFIX] Avoid undefined array key "enableMetaphoneSearch" (thanks to Chris Müller)
• 2023-05-15 cf257b789e [BUGFIX] Do not call getConflictingRedirects with null request (thanks to linawolf)
• 2023-05-15 1d5195c1ef [BUGFIX] Ensure BE_USER uid is always used as int (thanks to Markus Klein)
• 2023-05-15 59608545ef [BUGFIX] Adjust Content-Security-Policy reports check for SVG files (thanks to Oliver Hader)
• 2023-05-14 57419758c7 [DOCS] Add editor.config.debug to rte_ckeditor config reference (thanks to Andreas Nedbal)
• 2023-05-14 76515e2488 [TASK] Include test extensions into namespace integrity check (thanks to Anja Leichsenring)
• 2023-05-11 14f8283349 [BUGFIX] Only send test email if sender address configured (thanks to Sybille Peters)
• 2023-05-11 004fbc3634 [DOCS] Fix wrong PageTypeRegistry class name in changelog (thanks to Daniel Siepmann)
• 2023-05-11 d33eff2b2d [TASK] Raise 'phpstan/phpstan' and regenerate baseline (thanks to Anja Leichsenring)
• 2023-05-11 753f8957d0 [BUGFIX] Ensure SchemaMigrator does not re-apply ext_localconf.php (thanks to Benni Mack)
• 2023-05-10 f57957d8a2 [BUGFIX] Translate options of extension settings (thanks to Stefan Froemken)
• 2023-05-10 5fc34194c8 [TASK] Remove autoload-dev classmap configuration (thanks to Anja Leichsenring)
• 2023-05-09 a4fb024a4d [TASK] Set TYPO3 version to 12.4.2-dev (thanks to Benni Mack)