diff --git a/Documentation/Releases/solr-release-12-0.rst b/Documentation/Releases/solr-release-12-0.rst
index 3880e3b41b..5e2cec62e8 100644
--- a/Documentation/Releases/solr-release-12-0.rst
+++ b/Documentation/Releases/solr-release-12-0.rst
@@ -7,6 +7,41 @@ Releases 12.0
 
 ..  include:: HintAboutOutdatedChangelog.rst.txt
 
+Release 12.0.4
+==============
+
+This is a maintenance release for TYPO3 12.4 LTS, containing:
+
+- [TASK] Use request object to retrieve query params instead of _GET by @sfroemkenjw in `#4045 <https://github.com/TYPO3-Solr/ext-solr/pull/4045`__
+- [TASK] Use Attributes for PHPUnit tests by @bmack in `#4048 <https://github.com/TYPO3-Solr/ext-solr/pull/4048`__
+- [TASK] Update PHP-Stan to at least 1.11.* by @sfroemkenjw in `#4055 <https://github.com/TYPO3-Solr/ext-solr/pull/4055`__
+- [TASK] Apply and repair rector refactorings by @sfroemkenjw in `#4049 <https://github.com/TYPO3-Solr/ext-solr/pull/4049`__
+- [TASK] Migrate requireJS to ES6. Solr BE Modal JS by @sfroemkenjw in `#4057 <https://github.com/TYPO3-Solr/ext-solr/pull/4057`__
+- [TASK] Apache Solr 9.6 compatibility by @dkd-friedrich in `#4056 <https://github.com/TYPO3-Solr/ext-solr/pull/4056`__
+- [TASK] Use new template module API by @sfroemkenjw in `#4054 <https://github.com/TYPO3-Solr/ext-solr/pull/4054`__
+- [FEATURE] Add contentObjectData to searchController by @spoonerWeb in `#4059 <https://github.com/TYPO3-Solr/ext-solr/pull/4059`__
+- [BUGFIX] Add empty array as fallback if null by @spoonerWeb in `#4061 <https://github.com/TYPO3-Solr/ext-solr/pull/4061`__
+- [BUGFIX] Add empty array defaults in SearchFormViewHelper by @hnadler in `#4042 <https://github.com/TYPO3-Solr/ext-solr/pull/4042`__
+- [TASK] Integrate content of Module layout into WithPageTree by @sfroemkenjw in `#4066 <https://github.com/TYPO3-Solr/ext-solr/pull/4066`__
+- [TASK] Repair statistics chart because of CSP in Solr Info module by @sfroemkenjw in `#4068 <https://github.com/TYPO3-Solr/ext-solr/pull/4068`__
+- [FEATURE:BP:12] Be able to disable tracking of last searches by @dkd-kaehm in `#4064 <https://github.com/TYPO3-Solr/ext-solr/pull/4064`__
+- [TASK] Add access plugin tests by @dkd-friedrich in `#4069 <https://github.com/TYPO3-Solr/ext-solr/pull/4069`__
+- [TASK] Update authors by @sfroemkenjw in `#4071 <https://github.com/TYPO3-Solr/ext-solr/pull/4071`__
+- [TASK] Remove content stream usage by @dkd-friedrich in `#4073 <https://github.com/TYPO3-Solr/ext-solr/pull/4073`__
+- [BUGFIX] Fix synonym and stop word upload by @dkd-friedrich in `#4074 <https://github.com/TYPO3-Solr/ext-solr/pull/4074`__
+- [TASK] Call getLabelFromItemListMerged with the current row data by @3l73 in `#4081 <https://github.com/TYPO3-Solr/ext-solr/pull/4081`__
+- [BUGFIX] numeric facet range slider sends lot of requests to server by @hvomlehn-sds in `#4084 <https://github.com/TYPO3-Solr/ext-solr/pull/4084`__
+- [BUGFIX] Typecast $userGroup to integer by @derhansen in `#4079 <https://github.com/TYPO3-Solr/ext-solr/pull/4079`__
+- [TASK] Remove getIsSiteManagedSite as all site are managed now by @sfroemkenjw in `#4070 <https://github.com/TYPO3-Solr/ext-solr/pull/4070`__
+- [BUGFIX] [4026] treat non-overlayed mount points as valid by @derMatze82 in `#4029 <https://github.com/TYPO3-Solr/ext-solr/pull/4029`__
+- [TASK] New Crowdin updates by @dkd-kaehm in `#4094 <https://github.com/TYPO3-Solr/ext-solr/pull/4094`__
+- [BUGFIX] Fix range string calculation in DateRange facet by @derhansen in `#4090 <https://github.com/TYPO3-Solr/ext-solr/pull/4090`__
+- [BUGFIX:12] scheduler task "Optimize index of a site" is not functional by @dkd-kaehm in `#4104 <https://github.com/TYPO3-Solr/ext-solr/pull/4104`__
+- [TASK] Apache Solr 9.6.1 compatibility by @dkd-kaehm in `#4106 <https://github.com/TYPO3-Solr/ext-solr/pull/4106`__
+- [BUGFIX] deprecations in Dockerfile by @dkd-kaehm in `#4110 <https://github.com/TYPO3-Solr/ext-solr/pull/4110`__
+- [BUGFIX] Ensure index document is deleted by @dkd-friedrich in `#4113 <https://github.com/TYPO3-Solr/ext-solr/pull/4113`__
+
+
 Release 12.0.3
 ==============
 
@@ -540,6 +575,7 @@ awesome community. Here are the contributors to this release.
 - Benoit Chenu
 - Christoph Lehmann
 - Daniel Siepmann
+- `@derMatze82 <https://github.com/derMatze82>`_
 - Dmitry Dulepov
 - Elias Häußler
 - Eric Chavaillaz
@@ -550,6 +586,8 @@ awesome community. Here are the contributors to this release.
 - Florian Rival
 - Georg Ringer
 - Harald Witt
+- `Hendrik vom Lehn <https://github.com/hvomlehn-sds>`_
+- `@hnadler <https://github.com/hnadler>`_
 - Henrik Elsner
 - Ingo Fabbri
 - Jennifer Geiß
@@ -558,14 +596,14 @@ awesome community. Here are the contributors to this release.
 - Lukas Niestroj
 - Marc Hirdes
 - Mario Lubenka
-- Markus Friedrich
+- `Markus Friedrich <https://github.com/dkd-friedrich>`_
 - Matthias Vogel
 - `@n3amil / Cypelt <https://github.com/n3amil>`_
 - Oliver Bartsch
 - Patrick Schriner
 - Philipp Kitzberger
 - Pierrick Caillon
-- Rafael Kähm
+- `Rafael Kähm <https://github.com/dkd-kaehm>`_
 - René Maas
 - Roman Schilter
 - Sascha Nowak
@@ -578,6 +616,7 @@ awesome community. Here are the contributors to this release.
 - Stämpfli Kommunikation
 - Sven Erens
 - Sven Teuber
+- Thomas Löffler
 - Till Hörner
 - Tim Dreier
 - Tobias Hövelborn
@@ -589,6 +628,7 @@ Also a big thank you to our partners who have already concluded one of our new d
 as Apache Solr EB for TYPO3 12 LTS (Feature):
 
 - .hausformat
+- +Pluswerk AG
 - 711media websolutions GmbH
 - ACO Ahlmann SE & Co. KG
 - AVM Computersysteme Vertriebs GmbH
@@ -597,6 +637,7 @@ as Apache Solr EB for TYPO3 12 LTS (Feature):
 - Autorité des Marchés Financiers (Québec)
 - b13 GmbH
 - Beech IT
+- Bytebetrieb GmbH & Co. KG
 - CARL von CHIARI GmbH
 - clickstorm GmbH Apache Solr EB für TYPO3 12 LTS (Feature)
 - Connecta AG
@@ -605,23 +646,32 @@ as Apache Solr EB for TYPO3 12 LTS (Feature):
 - CS2 AG
 - cyperfection GmbH
 - digit.ly
+- DGB Rechtsschutz GmbH
 - DMK E-BUSINESS GmbH
 - DP-Medsystems AG
 - DSCHOY GmbH
 - Deutsches Literaturarchiv Marbach
 - EB-12LTS-FEATURE
 - F7 Media GmbH
+- Fachagentur Nachwachsende Rohstoffe fnr.de
+- Forte Digital Germany GmbH
 - FTI Touristik GmbH
 - gedacht
+- Getdesigned GmbH
 - GPM Deutsche Gesellschaft für Projektmanagement e. V.
+- Groupe Toumoro inc
 - HEAD acoustics GmbH
+- helhum.io
+- Hochschule Koblenz - Standort Remagen
 - in2code GmbH
 - Internezzo
+- IW Medien GmbH
 - jweiland.net
+- Kassenärztliche Vereinigung Rheinland-Pfalz
 - keeen GmbH
 - KONVERTO AG
-- Kassenärztliche Vereinigung Rheinland-Pfalz
 - Kreis Euskirchen
+- Kwintessens B.V.
 - L.N. Schaffrath DigitalMedien GmbH
 - LOUIS INTERNET GmbH
 - Leuchtfeuer Digital Marketing GmbH
@@ -635,12 +685,19 @@ as Apache Solr EB for TYPO3 12 LTS (Feature):
 - plan2net GmbH
 - ProPotsdam GmbH
 - Québec.ca gouv.qc.ca Apache Solr EB für TYPO3 12 LTS (Feature)
+- Rechnungshof Österreich
 - Red Dot GmbH & Co. KG
+- rocket-media GmbH & Co KG
+- Sandstein Neue Medien GmbH
 - Schoene neue kinder GmbH
+- SIWA Online GmbH
 - Snowflake Productions GmbH Apache Solr EB für TYPO3 12 LTS (Feature)
 - Stadtverwaltung Villingen-Schwenningen
 - Stämpfli AG
+- Statistik Österreich
 - studio ahoi - Weitenauer Schwardt GbR
+- Südwestfalen IT
+- Systime/Gyldendal A/S
 - THE BRETTINGHAMS GmbH
 - Typoheads GmbH
 - UEBERBIT GmbH
diff --git a/Documentation/Settings.cfg b/Documentation/Settings.cfg
index baf18d3f5b..12b59dcfd6 100644
--- a/Documentation/Settings.cfg
+++ b/Documentation/Settings.cfg
@@ -5,7 +5,7 @@
 
 project     = Apache Solr for TYPO3
 version     = 12.0
-release     = 12.0.3
+release     = 12.0.4
 copyright   = since 2009 by dkd & contributors
 
 [html_theme_options]
diff --git a/ext_emconf.php b/ext_emconf.php
index d3bffe3b89..7033949051 100644
--- a/ext_emconf.php
+++ b/ext_emconf.php
@@ -3,7 +3,7 @@
 $EM_CONF[$_EXTKEY] = [
     'title' => 'Apache Solr for TYPO3 - Enterprise Search',
     'description' => 'Apache Solr for TYPO3 is the enterprise search server you were looking for with special features such as Faceted Search or Synonym Support and incredibly fast response times of results within milliseconds.',
-    'version' => '12.0.3',
+    'version' => '12.0.4',
     'state' => 'stable',
     'category' => 'plugin',
     'author' => 'Rafael Kaehm, Markus Friedrich',