diff --git a/src/Symfony/Component/Security/Http/Authenticator/RememberMeAuthenticator.php b/src/Symfony/Component/Security/Http/Authenticator/RememberMeAuthenticator.php
index f5aa016ad1..61ad2aa2ee 100644
--- a/src/Symfony/Component/Security/Http/Authenticator/RememberMeAuthenticator.php
+++ b/src/Symfony/Component/Security/Http/Authenticator/RememberMeAuthenticator.php
@@ -19,7 +19,6 @@ use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
 use Symfony\Component\Security\Core\Exception\AuthenticationException;
 use Symfony\Component\Security\Http\Authenticator\Passport\PassportInterface;
 use Symfony\Component\Security\Http\Authenticator\Passport\SelfValidatingPassport;
-use Symfony\Component\Security\Http\RememberMe\AbstractRememberMeServices;
 use Symfony\Component\Security\Http\RememberMe\RememberMeServicesInterface;
 
 /**
@@ -57,13 +56,12 @@ class RememberMeAuthenticator implements InteractiveAuthenticatorInterface
             return false;
         }
 
-        if (($cookie = $request->attributes->get(AbstractRememberMeServices::COOKIE_ATTR_NAME)) && null === $cookie->getValue()) {
+        $token = $this->rememberMeServices->autoLogin($request);
+        if (null === $token) {
             return false;
         }
 
-        if (isset($this->options['name']) && !$request->cookies->has($this->options['name'])) {
-            return false;
-        }
+        $request->attributes->set('_remember_me_token', $token);
 
         // the `null` return value indicates that this authenticator supports lazy firewalls
         return null;
@@ -71,7 +69,10 @@ class RememberMeAuthenticator implements InteractiveAuthenticatorInterface
 
     public function authenticate(Request $request): PassportInterface
     {
-        $token = $this->rememberMeServices->autoLogin($request);
+        $token = $request->attributes->get('_remember_me_token');
+        if (null === $token) {
+            throw new \LogicException('No remember me token is set.');
+        }
 
         return new SelfValidatingPassport($token->getUser());
     }
diff --git a/src/Symfony/Component/Security/Http/Tests/Authenticator/RememberMeAuthenticatorTest.php b/src/Symfony/Component/Security/Http/Tests/Authenticator/RememberMeAuthenticatorTest.php
index d95e681281..0ad757efe1 100644
--- a/src/Symfony/Component/Security/Http/Tests/Authenticator/RememberMeAuthenticatorTest.php
+++ b/src/Symfony/Component/Security/Http/Tests/Authenticator/RememberMeAuthenticatorTest.php
@@ -12,14 +12,12 @@
 namespace Symfony\Component\Security\Http\Tests\Authenticator;
 
 use PHPUnit\Framework\TestCase;
-use Symfony\Component\HttpFoundation\Cookie;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\Security\Core\Authentication\Token\RememberMeToken;
 use Symfony\Component\Security\Core\Authentication\Token\Storage\TokenStorage;
 use Symfony\Component\Security\Core\Authentication\Token\TokenInterface;
 use Symfony\Component\Security\Core\User\User;
 use Symfony\Component\Security\Http\Authenticator\RememberMeAuthenticator;
-use Symfony\Component\Security\Http\RememberMe\AbstractRememberMeServices;
 use Symfony\Component\Security\Http\RememberMe\RememberMeServicesInterface;
 
 class RememberMeAuthenticatorTest extends TestCase
@@ -37,8 +35,6 @@ class RememberMeAuthenticatorTest extends TestCase
             'name' => '_remember_me_cookie',
         ]);
         $this->request = new Request();
-        $this->request->cookies->set('_remember_me_cookie', $val = $this->generateCookieValue());
-        $this->request->attributes->set(AbstractRememberMeServices::COOKIE_ATTR_NAME, new Cookie('_remember_me_cookie', $val));
     }
 
     public function testSupportsTokenStorageWithToken()
@@ -48,39 +44,34 @@ class RememberMeAuthenticatorTest extends TestCase
         $this->assertFalse($this->authenticator->supports($this->request));
     }
 
-    public function testSupportsRequestWithoutAttribute()
+    /**
+     * @dataProvider provideSupportsData
+     */
+    public function testSupports($autoLoginResult, $support)
     {
-        $this->request->attributes->remove(AbstractRememberMeServices::COOKIE_ATTR_NAME);
+        $this->rememberMeServices->expects($this->once())->method('autoLogin')->with($this->request)->willReturn($autoLoginResult);
 
-        $this->assertNull($this->authenticator->supports($this->request));
+        $this->assertSame($support, $this->authenticator->supports($this->request));
     }
 
-    public function testSupportsRequestWithoutCookie()
+    public function provideSupportsData()
     {
-        $this->request->cookies->remove('_remember_me_cookie');
-
-        $this->assertFalse($this->authenticator->supports($this->request));
-    }
-
-    public function testSupports()
-    {
-        $this->assertNull($this->authenticator->supports($this->request));
+        yield [null, false];
+        yield [$this->createMock(TokenInterface::class), null];
     }
 
     public function testAuthenticate()
     {
-        $this->rememberMeServices->expects($this->once())
-            ->method('autoLogin')
-            ->with($this->request)
-            ->willReturn(new RememberMeToken($user = new User('wouter', 'test'), 'main', 'secret'));
-
+        $this->request->attributes->set('_remember_me_token', new RememberMeToken($user = new User('wouter', 'test'), 'main', 'secret'));
         $passport = $this->authenticator->authenticate($this->request);
 
         $this->assertSame($user, $passport->getUser());
     }
 
-    private function generateCookieValue()
+    public function testAuthenticateWithoutToken()
     {
-        return base64_encode(implode(AbstractRememberMeServices::COOKIE_DELIMITER, ['part1', 'part2']));
+        $this->expectException(\LogicException::class);
+
+        $this->authenticator->authenticate($this->request);
     }
 }
diff --git a/src/Symfony/Component/Yaml/Inline.php b/src/Symfony/Component/Yaml/Inline.php
index 867232d33a..00e6843e55 100644
--- a/src/Symfony/Component/Yaml/Inline.php
+++ b/src/Symfony/Component/Yaml/Inline.php
@@ -161,7 +161,7 @@ class Inline
                 return 'false';
             case ctype_digit($value):
                 return \is_string($value) ? "'$value'" : (int) $value;
-            case is_numeric($value) && false === strpos($value, "\n"):
+            case is_numeric($value) && false === strpos($value, "\f") && false === strpos($value, "\n") && false === strpos($value, "\r") && false === strpos($value, "\t") && false === strpos($value, "\v"):
                 $locale = setlocale(LC_NUMERIC, 0);
                 if (false !== $locale) {
                     setlocale(LC_NUMERIC, 'C');
diff --git a/src/Symfony/Component/Yaml/Tests/InlineTest.php b/src/Symfony/Component/Yaml/Tests/InlineTest.php
index b5bdb2daf9..4db159708c 100644
--- a/src/Symfony/Component/Yaml/Tests/InlineTest.php
+++ b/src/Symfony/Component/Yaml/Tests/InlineTest.php
@@ -506,6 +506,14 @@ class InlineTest extends TestCase
             ['[foo, \'@foo.baz\', { \'%foo%\': \'foo is %foo%\', bar: \'%foo%\' }, true, \'@service_container\']', ['foo', '@foo.baz', ['%foo%' => 'foo is %foo%', 'bar' => '%foo%'], true, '@service_container']],
 
             ['{ foo: { bar: { 1: 2, baz: 3 } } }', ['foo' => ['bar' => [1 => 2, 'baz' => 3]]]],
+
+            // numeric strings with trailing whitespaces
+            ["'0123 '", '0123 '],
+            ['"0123\f"', "0123\f"],
+            ['"0123\n"', "0123\n"],
+            ['"0123\r"', "0123\r"],
+            ['"0123\t"', "0123\t"],
+            ['"0123\v"', "0123\v"],
         ];
     }