diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index f7b87a1ce8cd4..0dfc06eb7c16b 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -1,6 +1,6 @@
 | Q             | A
 | ------------- | ---
-| Branch?       | 6.4 for features / 5.4, 6.2, or 6.3 for bug fixes <!-- see below -->
+| Branch?       | 6.4 for features / 5.4, or 6.3 for bug fixes <!-- see below -->
 | Bug fix?      | yes/no
 | New feature?  | yes/no <!-- please update src/**/CHANGELOG.md files -->
 | Deprecations? | yes/no <!-- please update UPGRADE-*.md and src/**/CHANGELOG.md files -->
diff --git a/CHANGELOG-5.4.md b/CHANGELOG-5.4.md
index 74a11a2fd933e..128c3402928c3 100644
--- a/CHANGELOG-5.4.md
+++ b/CHANGELOG-5.4.md
@@ -7,6 +7,10 @@ in 5.4 minor versions.
 To get the diff for a specific change, go to https://github.com/symfony/symfony/commit/XXX where XXX is the change hash
 To get the diff between two versions, go to https://github.com/symfony/symfony/compare/v5.4.0...v5.4.1
 
+* 5.4.27 (2023-07-31)
+
+ * bug #51178 [Finder] Revert "Fix children condition in ExcludeDirectoryFilterIterator" (derrabus)
+
 * 5.4.26 (2023-07-29)
 
  * bug #50933 [Serializer] Fix deserializing nested arrays of objects with mixed keys (HypeMC)
diff --git a/CONTRIBUTORS.md b/CONTRIBUTORS.md
index 19baafa1bdafb..4b2f33954ad21 100644
--- a/CONTRIBUTORS.md
+++ b/CONTRIBUTORS.md
@@ -163,6 +163,7 @@ The Symfony Connect username in parenthesis allows to get more information
  - marc.weistroff
  - lenar
  - Jesse Rushlow (geeshoe)
+ - Jacob Dreesen (jdreesen)
  - Théo FIDRY
  - Jeroen Spee (jeroens)
  - Michael Babker (mbabker)
@@ -170,7 +171,6 @@ The Symfony Connect username in parenthesis allows to get more information
  - Hugo Alliaume (kocal)
  - Christian Scheb
  - Guillaume (guill)
- - Jacob Dreesen (jdreesen)
  - Olivier Dolbeau (odolbeau)
  - Florian Voutzinos (florianv)
  - zairig imad (zairigimad)
diff --git a/psalm.xml b/psalm.xml
index 3fb94145699cf..c74733de4e714 100644
--- a/psalm.xml
+++ b/psalm.xml
@@ -7,6 +7,7 @@
     xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
     cacheDirectory="./.github/psalm/cache/"
     errorBaseline=".github/psalm/psalm.baseline.xml"
+    findUnusedBaselineEntry="false"
 >
     <projectFiles>
         <directory name="src" />
diff --git a/src/Symfony/Bundle/TwigBundle/composer.json b/src/Symfony/Bundle/TwigBundle/composer.json
index a92b08930a111..bad5b2c877f9c 100644
--- a/src/Symfony/Bundle/TwigBundle/composer.json
+++ b/src/Symfony/Bundle/TwigBundle/composer.json
@@ -18,6 +18,7 @@
     "require": {
         "php": ">=7.2.5",
         "symfony/config": "^4.4|^5.0|^6.0",
+        "symfony/deprecation-contracts": "^2.1|^3",
         "symfony/twig-bridge": "^5.3|^6.0",
         "symfony/http-foundation": "^4.4|^5.0|^6.0",
         "symfony/http-kernel": "^5.0|^6.0",
diff --git a/src/Symfony/Component/Finder/Iterator/ExcludeDirectoryFilterIterator.php b/src/Symfony/Component/Finder/Iterator/ExcludeDirectoryFilterIterator.php
index def0ed28a2809..39797c82cab28 100644
--- a/src/Symfony/Component/Finder/Iterator/ExcludeDirectoryFilterIterator.php
+++ b/src/Symfony/Component/Finder/Iterator/ExcludeDirectoryFilterIterator.php
@@ -59,7 +59,7 @@ public function __construct(\Iterator $iterator, array $directories)
     #[\ReturnTypeWillChange]
     public function accept()
     {
-        if (isset($this->excludedDirs[$this->getFilename()]) && $this->hasChildren()) {
+        if ($this->isRecursive && isset($this->excludedDirs[$this->getFilename()]) && $this->isDir()) {
             return false;
         }
 
diff --git a/src/Symfony/Component/HttpKernel/Kernel.php b/src/Symfony/Component/HttpKernel/Kernel.php
index 44d8f4b99e128..5decdd57ada05 100644
--- a/src/Symfony/Component/HttpKernel/Kernel.php
+++ b/src/Symfony/Component/HttpKernel/Kernel.php
@@ -78,11 +78,11 @@ abstract class Kernel implements KernelInterface, RebootableInterface, Terminabl
      */
     private static $freshCache = [];
 
-    public const VERSION = '5.4.26';
-    public const VERSION_ID = 50426;
+    public const VERSION = '5.4.27';
+    public const VERSION_ID = 50427;
     public const MAJOR_VERSION = 5;
     public const MINOR_VERSION = 4;
-    public const RELEASE_VERSION = 26;
+    public const RELEASE_VERSION = 27;
     public const EXTRA_VERSION = '';
 
     public const END_OF_MAINTENANCE = '11/2024';
diff --git a/src/Symfony/Component/Ldap/composer.json b/src/Symfony/Component/Ldap/composer.json
index 4a884d74ef528..79689ace49714 100644
--- a/src/Symfony/Component/Ldap/composer.json
+++ b/src/Symfony/Component/Ldap/composer.json
@@ -17,6 +17,7 @@
     ],
     "require": {
         "php": ">=7.2.5",
+        "symfony/deprecation-contracts": "^2.1|^3",
         "symfony/options-resolver": "^4.4|^5.0|^6.0",
         "symfony/polyfill-php80": "^1.15",
         "ext-ldap": "*"
diff --git a/src/Symfony/Component/PasswordHasher/composer.json b/src/Symfony/Component/PasswordHasher/composer.json
index ccea8122a21c0..0594dd9b522c0 100644
--- a/src/Symfony/Component/PasswordHasher/composer.json
+++ b/src/Symfony/Component/PasswordHasher/composer.json
@@ -17,6 +17,7 @@
     ],
     "require": {
         "php": ">=7.2.5",
+        "symfony/deprecation-contracts": "^2.1|^3",
         "symfony/polyfill-php80": "^1.15"
     },
     "require-dev": {
diff --git a/src/Symfony/Component/Security/Csrf/composer.json b/src/Symfony/Component/Security/Csrf/composer.json
index ce55876a3564e..0ba322da416e3 100644
--- a/src/Symfony/Component/Security/Csrf/composer.json
+++ b/src/Symfony/Component/Security/Csrf/composer.json
@@ -17,6 +17,7 @@
     ],
     "require": {
         "php": ">=7.2.5",
+        "symfony/deprecation-contracts": "^2.1|^3",
         "symfony/polyfill-php80": "^1.16",
         "symfony/security-core": "^4.4|^5.0|^6.0"
     },
diff --git a/src/Symfony/Component/Security/Guard/composer.json b/src/Symfony/Component/Security/Guard/composer.json
index 4852ce9e0e34d..05cd60319bac1 100644
--- a/src/Symfony/Component/Security/Guard/composer.json
+++ b/src/Symfony/Component/Security/Guard/composer.json
@@ -17,6 +17,7 @@
     ],
     "require": {
         "php": ">=7.2.5",
+        "symfony/deprecation-contracts": "^2.1|^3",
         "symfony/security-core": "^5.0",
         "symfony/security-http": "^5.3",
         "symfony/polyfill-php80": "^1.15"
diff --git a/src/Symfony/Component/Workflow/composer.json b/src/Symfony/Component/Workflow/composer.json
index 412c4e64f692e..32e07afee8607 100644
--- a/src/Symfony/Component/Workflow/composer.json
+++ b/src/Symfony/Component/Workflow/composer.json
@@ -21,6 +21,7 @@
     ],
     "require": {
         "php": ">=7.2.5",
+        "symfony/deprecation-contracts": "^2.1|^3",
         "symfony/polyfill-php80": "^1.15"
     },
     "require-dev": {

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