diff --git a/src/Symfony/Component/PropertyInfo/Extractor/ReflectionExtractor.php b/src/Symfony/Component/PropertyInfo/Extractor/ReflectionExtractor.php
index f8ee3d7715273..970a7ebe35b88 100644
--- a/src/Symfony/Component/PropertyInfo/Extractor/ReflectionExtractor.php
+++ b/src/Symfony/Component/PropertyInfo/Extractor/ReflectionExtractor.php
@@ -713,6 +713,18 @@ private function isAllowedProperty(string $class, string $property, bool $writeA
                 return false;
             }
 
+            if (\PHP_VERSION_ID >= 80400) {
+                // If the property is virtual and has no setter, it's not writable.
+                if ($writeAccessRequired && $reflectionProperty->isVirtual() && !$reflectionProperty->hasHook(\PropertyHookType::Set)) {
+                    return false;
+                }
+
+                // If the property has private or protected setter, it's not writable
+                if ($writeAccessRequired && ($reflectionProperty->isPrivateSet() || $reflectionProperty->isProtectedSet())) {
+                    return false;
+                }
+            }
+
             return (bool) ($reflectionProperty->getModifiers() & $this->propertyReflectionFlags);
         } catch (\ReflectionException) {
             // Return false if the property doesn't exist
@@ -951,6 +963,23 @@ private function getReadVisiblityForMethod(\ReflectionMethod $reflectionMethod):
 
     private function getWriteVisiblityForProperty(\ReflectionProperty $reflectionProperty): string
     {
+        if (\PHP_VERSION_ID >= 80400) {
+            // If the property is virtual and has no setter, it's private
+            if ($reflectionProperty->isVirtual() && !$reflectionProperty->hasHook(\PropertyHookType::Set)) {
+                return PropertyWriteInfo::VISIBILITY_PRIVATE;
+            }
+
+            // If the property has private setter, it's not writable
+            if ($reflectionProperty->isPrivateSet()) {
+                return PropertyWriteInfo::VISIBILITY_PRIVATE;
+            }
+
+            // If the property has protected setter, it's protected
+            if ($reflectionProperty->isProtectedSet()) {
+                return PropertyWriteInfo::VISIBILITY_PROTECTED;
+            }
+        }
+
         if ($reflectionProperty->isPrivate()) {
             return PropertyWriteInfo::VISIBILITY_PRIVATE;
         }
diff --git a/src/Symfony/Component/PropertyInfo/Tests/Extractor/ReflectionExtractorTest.php b/src/Symfony/Component/PropertyInfo/Tests/Extractor/ReflectionExtractorTest.php
index 92424cd3fdc9c..d6077ca535987 100644
--- a/src/Symfony/Component/PropertyInfo/Tests/Extractor/ReflectionExtractorTest.php
+++ b/src/Symfony/Component/PropertyInfo/Tests/Extractor/ReflectionExtractorTest.php
@@ -30,6 +30,7 @@
 use Symfony\Component\PropertyInfo\Tests\Fixtures\Php80Dummy;
 use Symfony\Component\PropertyInfo\Tests\Fixtures\Php81Dummy;
 use Symfony\Component\PropertyInfo\Tests\Fixtures\Php82Dummy;
+use Symfony\Component\PropertyInfo\Tests\Fixtures\Php84Dummy;
 use Symfony\Component\PropertyInfo\Tests\Fixtures\SnakeCaseDummy;
 use Symfony\Component\PropertyInfo\Type as LegacyType;
 use Symfony\Component\TypeInfo\Type;
@@ -383,60 +384,75 @@ public static function provideLegacyDefaultValue()
     /**
      * @dataProvider getReadableProperties
      */
-    public function testIsReadable($property, $expected)
+    public function testIsReadable($class, $property, $expected)
     {
         $this->assertSame(
             $expected,
-            $this->extractor->isReadable('Symfony\Component\PropertyInfo\Tests\Fixtures\Dummy', $property, [])
+            $this->extractor->isReadable($class, $property, [])
         );
     }
 
     public static function getReadableProperties()
     {
         return [
-            ['bar', false],
-            ['baz', false],
-            ['parent', true],
-            ['a', true],
-            ['b', false],
-            ['c', true],
-            ['d', true],
-            ['e', false],
-            ['f', false],
-            ['Id', true],
-            ['id', true],
-            ['Guid', true],
-            ['guid', false],
-            ['element', false],
+            [Dummy::class, 'bar', false],
+            [Dummy::class, 'baz', false],
+            [Dummy::class, 'parent', true],
+            [Dummy::class, 'a', true],
+            [Dummy::class, 'b', false],
+            [Dummy::class, 'c', true],
+            [Dummy::class, 'd', true],
+            [Dummy::class, 'e', false],
+            [Dummy::class, 'f', false],
+            [Dummy::class, 'Id', true],
+            [Dummy::class, 'id', true],
+            [Dummy::class, 'Guid', true],
+            [Dummy::class, 'guid', false],
+            [Dummy::class, 'element', false],
+            [Php84Dummy::class, 'publicPrivateSet', true],
+            [Php84Dummy::class, 'publicProtectedSet', true],
+            [Php84Dummy::class, 'publicPublicSet', true],
+            [Php84Dummy::class, 'protectedPrivateSet', false],
+            [Php84Dummy::class, 'virtualNoSetHook', true],
+            // Set-only properties can be still read.
+            [Php84Dummy::class, 'virtualSetHookOnly', true],
+            [Php84Dummy::class, 'virtualHook', true],
         ];
     }
 
     /**
      * @dataProvider getWritableProperties
      */
-    public function testIsWritable($property, $expected)
+    public function testIsWritable($class, $property, $expected)
     {
         $this->assertSame(
             $expected,
-            $this->extractor->isWritable(Dummy::class, $property, [])
+            $this->extractor->isWritable($class, $property, [])
         );
     }
 
     public static function getWritableProperties()
     {
         return [
-            ['bar', false],
-            ['baz', false],
-            ['parent', true],
-            ['a', false],
-            ['b', true],
-            ['c', false],
-            ['d', false],
-            ['e', true],
-            ['f', true],
-            ['Id', false],
-            ['Guid', true],
-            ['guid', false],
+            [Dummy::class, 'bar', false],
+            [Dummy::class, 'baz', false],
+            [Dummy::class, 'parent', true],
+            [Dummy::class, 'a', false],
+            [Dummy::class, 'b', true],
+            [Dummy::class, 'c', false],
+            [Dummy::class, 'd', false],
+            [Dummy::class, 'e', true],
+            [Dummy::class, 'f', true],
+            [Dummy::class, 'Id', false],
+            [Dummy::class, 'Guid', true],
+            [Dummy::class, 'guid', false],
+            [Php84Dummy::class, 'publicPrivateSet', false],
+            [Php84Dummy::class, 'publicProtectedSet', false],
+            [Php84Dummy::class, 'publicPublicSet', true],
+            [Php84Dummy::class, 'protectedPrivateSet', false],
+            [Php84Dummy::class, 'virtualNoSetHook', false],
+            [Php84Dummy::class, 'virtualSetHookOnly', true],
+            [Php84Dummy::class, 'virtualHook', true],
         ];
     }
 
@@ -587,6 +603,13 @@ public static function readAccessorProvider(): array
             [Dummy::class, 'foo', true, PropertyReadInfo::TYPE_PROPERTY, 'foo', PropertyReadInfo::VISIBILITY_PUBLIC, false],
             [Php71Dummy::class, 'foo', true, PropertyReadInfo::TYPE_METHOD, 'getFoo', PropertyReadInfo::VISIBILITY_PUBLIC, false],
             [Php71Dummy::class, 'buz', true, PropertyReadInfo::TYPE_METHOD, 'getBuz', PropertyReadInfo::VISIBILITY_PUBLIC, false],
+            [Php84Dummy::class, 'publicPrivateSet', true, PropertyReadInfo::TYPE_PROPERTY, 'publicPrivateSet', PropertyReadInfo::VISIBILITY_PUBLIC, false],
+            [Php84Dummy::class, 'publicProtectedSet', true, PropertyReadInfo::TYPE_PROPERTY, 'publicProtectedSet', PropertyReadInfo::VISIBILITY_PUBLIC, false],
+            [Php84Dummy::class, 'publicPublicSet', true, PropertyReadInfo::TYPE_PROPERTY, 'publicPublicSet', PropertyReadInfo::VISIBILITY_PUBLIC, false],
+            [Php84Dummy::class, 'protectedPrivateSet', true, PropertyReadInfo::TYPE_PROPERTY, 'protectedPrivateSet', PropertyReadInfo::VISIBILITY_PROTECTED, false],
+            [Php84Dummy::class, 'virtualNoSetHook', true, PropertyReadInfo::TYPE_PROPERTY, 'virtualNoSetHook', PropertyReadInfo::VISIBILITY_PUBLIC, false],
+            [Php84Dummy::class, 'virtualSetHookOnly', true, PropertyReadInfo::TYPE_PROPERTY, 'virtualSetHookOnly', PropertyReadInfo::VISIBILITY_PUBLIC, false],
+            [Php84Dummy::class, 'virtualHook', true, PropertyReadInfo::TYPE_PROPERTY, 'virtualHook', PropertyReadInfo::VISIBILITY_PUBLIC, false],
         ];
     }
 
@@ -655,6 +678,14 @@ public static function writeMutatorProvider(): array
             [Php71DummyExtended2::class, 'string', false, false, '', '', null, null, PropertyWriteInfo::VISIBILITY_PUBLIC, false],
             [Php71DummyExtended2::class, 'string', true, false,  '', '', null, null, PropertyWriteInfo::VISIBILITY_PUBLIC, false],
             [Php71DummyExtended2::class, 'baz', false, true, PropertyWriteInfo::TYPE_ADDER_AND_REMOVER, null, 'addBaz', 'removeBaz', PropertyWriteInfo::VISIBILITY_PUBLIC, false],
+            [Php84Dummy::class, 'publicPrivateSet', false, true, PropertyWriteInfo::TYPE_PROPERTY, 'publicPrivateSet', null, null, PropertyWriteInfo::VISIBILITY_PRIVATE, false],
+            [Php84Dummy::class, 'publicProtectedSet', false, true, PropertyWriteInfo::TYPE_PROPERTY, 'publicProtectedSet', null, null, PropertyWriteInfo::VISIBILITY_PROTECTED, false],
+            [Php84Dummy::class, 'publicPublicSet', false, true, PropertyWriteInfo::TYPE_PROPERTY, 'publicPublicSet', null, null, PropertyWriteInfo::VISIBILITY_PUBLIC, false],
+            [Php84Dummy::class, 'protectedPrivateSet', false, true, PropertyWriteInfo::TYPE_PROPERTY, 'protectedPrivateSet', null, null, PropertyWriteInfo::VISIBILITY_PRIVATE, false],
+            // if there is no setter in virtual property, the setter visibility is considered private
+            [Php84Dummy::class, 'virtualNoSetHook', false, true, PropertyWriteInfo::TYPE_PROPERTY, 'virtualNoSetHook', null, null, PropertyWriteInfo::VISIBILITY_PRIVATE, false],
+            [Php84Dummy::class, 'virtualSetHookOnly', false, true, PropertyWriteInfo::TYPE_PROPERTY, 'virtualSetHookOnly', null, null, PropertyWriteInfo::VISIBILITY_PUBLIC, false],
+            [Php84Dummy::class, 'virtualHook', false, true, PropertyWriteInfo::TYPE_PROPERTY, 'virtualHook', null, null, PropertyWriteInfo::VISIBILITY_PUBLIC, false],
         ];
     }
 
diff --git a/src/Symfony/Component/PropertyInfo/Tests/Fixtures/Php84Dummy.php b/src/Symfony/Component/PropertyInfo/Tests/Fixtures/Php84Dummy.php
new file mode 100644
index 0000000000000..99f1ad90cee39
--- /dev/null
+++ b/src/Symfony/Component/PropertyInfo/Tests/Fixtures/Php84Dummy.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace Symfony\Component\PropertyInfo\Tests\Fixtures;
+
+class Php84Dummy
+{
+    public private(set) bool $publicPrivateSet;
+    public protected(set) bool $publicProtectedSet;
+    public public(set) bool $publicPublicSet;
+    protected private(set) bool $protectedPrivateSet;
+    public bool $virtualNoSetHook { get => true; }
+    public bool $virtualSetHookOnly { set => $value; }
+    public bool $virtualHook { get => true; set => $value; }
+}