diff --git a/src/Symfony/Component/Cache/Tests/Adapter/PdoAdapterTest.php b/src/Symfony/Component/Cache/Tests/Adapter/PdoAdapterTest.php
index ec9e00d3c9e41..85adb15c463e4 100644
--- a/src/Symfony/Component/Cache/Tests/Adapter/PdoAdapterTest.php
+++ b/src/Symfony/Component/Cache/Tests/Adapter/PdoAdapterTest.php
@@ -71,4 +71,39 @@ public function testCleanupExpiredItems()
         $this->assertFalse($newItem->isHit());
         $this->assertSame(0, $getCacheItemCount(), 'PDOAdapter must clean up expired items');
     }
+
+    /**
+     * @dataProvider provideUrlDsnPairs
+     */
+    public function testUrlDsn($url, $expectedDsn, $expectedUser = null, $expectedPassword = null)
+    {
+        $store = new PdoAdapter($url);
+        $reflection = new \ReflectionClass(PdoAdapter::class);
+
+        foreach (['dsn' => $expectedDsn, 'username' => $expectedUser, 'password' => $expectedPassword] as $property => $expectedValue) {
+            if (!isset($expectedValue)) {
+                continue;
+            }
+            $property = $reflection->getProperty($property);
+            $property->setAccessible(true);
+            $this->assertSame($expectedValue, $property->getValue($store));
+        }
+    }
+
+    public function provideUrlDsnPairs()
+    {
+        yield ['mysql://localhost/test', 'mysql:host=localhost;dbname=test;'];
+        yield ['mysql://localhost:56/test', 'mysql:host=localhost;port=56;dbname=test;'];
+        yield ['mysql2://root:pwd@localhost/test', 'mysql:host=localhost;dbname=test;', 'root', 'pwd'];
+        yield ['postgres://localhost/test', 'pgsql:host=localhost;dbname=test;'];
+        yield ['postgresql://localhost:5634/test', 'pgsql:host=localhost;port=5634;dbname=test;'];
+        yield ['postgres://root:pwd@localhost/test', 'pgsql:host=localhost;dbname=test;', 'root', 'pwd'];
+        yield 'sqlite relative path' => ['sqlite://localhost/tmp/test', 'sqlite:tmp/test'];
+        yield 'sqlite absolute path' => ['sqlite://localhost//tmp/test', 'sqlite:/tmp/test'];
+        yield 'sqlite relative path without host' => ['sqlite:///tmp/test', 'sqlite:tmp/test'];
+        yield 'sqlite absolute path without host' => ['sqlite3:////tmp/test', 'sqlite:/tmp/test'];
+        yield ['sqlite://localhost/:memory:', 'sqlite::memory:'];
+        yield ['mssql://localhost/test', 'sqlsrv:server=localhost;Database=test'];
+        yield ['mssql://localhost:56/test', 'sqlsrv:server=localhost,56;Database=test'];
+    }
 }
diff --git a/src/Symfony/Component/Cache/Traits/PdoTrait.php b/src/Symfony/Component/Cache/Traits/PdoTrait.php
index 273188ac291ff..2d0fad9b8e364 100644
--- a/src/Symfony/Component/Cache/Traits/PdoTrait.php
+++ b/src/Symfony/Component/Cache/Traits/PdoTrait.php
@@ -55,7 +55,7 @@ private function init($connOrDsn, string $namespace, int $defaultLifetime, array
         } elseif ($connOrDsn instanceof Connection) {
             $this->conn = $connOrDsn;
         } elseif (\is_string($connOrDsn)) {
-            $this->dsn = $connOrDsn;
+            $this->dsn = false !== strpos($connOrDsn, '://') ? $this->buildDsnFromUrl($connOrDsn) : $connOrDsn;;
         } else {
             throw new InvalidArgumentException(sprintf('"%s" requires PDO or Doctrine\DBAL\Connection instance or DSN string as first argument, "%s" given.', __CLASS__, \is_object($connOrDsn) ? \get_class($connOrDsn) : \gettype($connOrDsn)));
         }
@@ -418,4 +418,96 @@ private function getServerVersion(): string
 
         return $this->serverVersion;
     }
+
+    /**
+     * Builds a PDO DSN from a URL-like connection string.
+     *
+     * @todo implement missing support for oci DSN (which look totally different from other PDO ones)
+     */
+    private function buildDsnFromUrl(string $dsnOrUrl): string
+    {
+        // (pdo_)?sqlite3?:///... => (pdo_)?sqlite3?://localhost/... or else the URL will be invalid
+        $url = preg_replace('#^((?:pdo_)?sqlite3?):///#', '$1://localhost/', $dsnOrUrl);
+
+        $params = parse_url($url);
+
+        if (false === $params) {
+            return $dsnOrUrl; // If the URL is not valid, let's assume it might be a DSN already.
+        }
+
+        $params = array_map('rawurldecode', $params);
+
+        // Override the default username and password. Values passed through options will still win over these in the constructor.
+        if (isset($params['user'])) {
+            $this->username = $params['user'];
+        }
+
+        if (isset($params['pass'])) {
+            $this->password = $params['pass'];
+        }
+
+        if (!isset($params['scheme'])) {
+            throw new \InvalidArgumentException('URLs without scheme are not supported to configure the PdoSessionHandler');
+        }
+
+        $driverAliasMap = [
+            'mssql' => 'sqlsrv',
+            'mysql2' => 'mysql', // Amazon RDS, for some weird reason
+            'postgres' => 'pgsql',
+            'postgresql' => 'pgsql',
+            'sqlite3' => 'sqlite',
+        ];
+
+        $driver = isset($driverAliasMap[$params['scheme']]) ? $driverAliasMap[$params['scheme']] : $params['scheme'];
+
+        // Doctrine DBAL supports passing its internal pdo_* driver names directly too (allowing both dashes and underscores). This allows supporting the same here.
+        if (0 === strpos($driver, 'pdo_') || 0 === strpos($driver, 'pdo-')) {
+            $driver = substr($driver, 4);
+        }
+
+        switch ($driver) {
+            case 'mysql':
+            case 'pgsql':
+                $dsn = $driver.':';
+
+                if (isset($params['host']) && '' !== $params['host']) {
+                    $dsn .= 'host='.$params['host'].';';
+                }
+
+                if (isset($params['port']) && '' !== $params['port']) {
+                    $dsn .= 'port='.$params['port'].';';
+                }
+
+                if (isset($params['path'])) {
+                    $dbName = substr($params['path'], 1); // Remove the leading slash
+                    $dsn .= 'dbname='.$dbName.';';
+                }
+
+                return $dsn;
+
+            case 'sqlite':
+                return 'sqlite:'.substr($params['path'], 1);
+
+            case 'sqlsrv':
+                $dsn = 'sqlsrv:server=';
+
+                if (isset($params['host'])) {
+                    $dsn .= $params['host'];
+                }
+
+                if (isset($params['port']) && '' !== $params['port']) {
+                    $dsn .= ','.$params['port'];
+                }
+
+                if (isset($params['path'])) {
+                    $dbName = substr($params['path'], 1); // Remove the leading slash
+                    $dsn .= ';Database='.$dbName;
+                }
+
+                return $dsn;
+
+            default:
+                throw new \InvalidArgumentException(sprintf('The scheme "%s" is not supported by the PdoSessionHandler URL configuration. Pass a PDO DSN directly.', $params['scheme']));
+        }
+    }
 }
diff --git a/src/Symfony/Component/Lock/Store/PdoStore.php b/src/Symfony/Component/Lock/Store/PdoStore.php
index 93a49092d7b4a..83effd2befc2a 100644
--- a/src/Symfony/Component/Lock/Store/PdoStore.php
+++ b/src/Symfony/Component/Lock/Store/PdoStore.php
@@ -93,7 +93,7 @@ public function __construct($connOrDsn, array $options = [], float $gcProbabilit
         } elseif ($connOrDsn instanceof Connection) {
             $this->conn = $connOrDsn;
         } elseif (\is_string($connOrDsn)) {
-            $this->dsn = $connOrDsn;
+            $this->dsn = false !== strpos($connOrDsn, '://') ? $this->buildDsnFromUrl($connOrDsn) : $connOrDsn;
         } else {
             throw new InvalidArgumentException(sprintf('"%s" requires PDO or Doctrine\DBAL\Connection instance or DSN string as first argument, "%s" given.', __CLASS__, \is_object($connOrDsn) ? \get_class($connOrDsn) : \gettype($connOrDsn)));
         }
@@ -352,4 +352,96 @@ private function getCurrentTimestampStatement(): string
                 return time();
         }
     }
+
+    /**
+     * Builds a PDO DSN from a URL-like connection string.
+     *
+     * @todo implement missing support for oci DSN (which look totally different from other PDO ones)
+     */
+    private function buildDsnFromUrl(string $dsnOrUrl): string
+    {
+        // (pdo_)?sqlite3?:///... => (pdo_)?sqlite3?://localhost/... or else the URL will be invalid
+        $url = preg_replace('#^((?:pdo_)?sqlite3?):///#', '$1://localhost/', $dsnOrUrl);
+
+        $params = parse_url($url);
+
+        if (false === $params) {
+            return $dsnOrUrl; // If the URL is not valid, let's assume it might be a DSN already.
+        }
+
+        $params = array_map('rawurldecode', $params);
+
+        // Override the default username and password. Values passed through options will still win over these in the constructor.
+        if (isset($params['user'])) {
+            $this->username = $params['user'];
+        }
+
+        if (isset($params['pass'])) {
+            $this->password = $params['pass'];
+        }
+
+        if (!isset($params['scheme'])) {
+            throw new \InvalidArgumentException('URLs without scheme are not supported to configure the PdoSessionHandler');
+        }
+
+        $driverAliasMap = [
+            'mssql' => 'sqlsrv',
+            'mysql2' => 'mysql', // Amazon RDS, for some weird reason
+            'postgres' => 'pgsql',
+            'postgresql' => 'pgsql',
+            'sqlite3' => 'sqlite',
+        ];
+
+        $driver = isset($driverAliasMap[$params['scheme']]) ? $driverAliasMap[$params['scheme']] : $params['scheme'];
+
+        // Doctrine DBAL supports passing its internal pdo_* driver names directly too (allowing both dashes and underscores). This allows supporting the same here.
+        if (0 === strpos($driver, 'pdo_') || 0 === strpos($driver, 'pdo-')) {
+            $driver = substr($driver, 4);
+        }
+
+        switch ($driver) {
+            case 'mysql':
+            case 'pgsql':
+                $dsn = $driver.':';
+
+                if (isset($params['host']) && '' !== $params['host']) {
+                    $dsn .= 'host='.$params['host'].';';
+                }
+
+                if (isset($params['port']) && '' !== $params['port']) {
+                    $dsn .= 'port='.$params['port'].';';
+                }
+
+                if (isset($params['path'])) {
+                    $dbName = substr($params['path'], 1); // Remove the leading slash
+                    $dsn .= 'dbname='.$dbName.';';
+                }
+
+                return $dsn;
+
+            case 'sqlite':
+                return 'sqlite:'.substr($params['path'], 1);
+
+            case 'sqlsrv':
+                $dsn = 'sqlsrv:server=';
+
+                if (isset($params['host'])) {
+                    $dsn .= $params['host'];
+                }
+
+                if (isset($params['port']) && '' !== $params['port']) {
+                    $dsn .= ','.$params['port'];
+                }
+
+                if (isset($params['path'])) {
+                    $dbName = substr($params['path'], 1); // Remove the leading slash
+                    $dsn .= ';Database='.$dbName;
+                }
+
+                return $dsn;
+
+            default:
+                throw new \InvalidArgumentException(sprintf('The scheme "%s" is not supported by the PdoSessionHandler URL configuration. Pass a PDO DSN directly.', $params['scheme']));
+        }
+    }
 }
diff --git a/src/Symfony/Component/Lock/Tests/Store/PdoStoreTest.php b/src/Symfony/Component/Lock/Tests/Store/PdoStoreTest.php
index eb24cb1de4a89..3f017de0e2df4 100644
--- a/src/Symfony/Component/Lock/Tests/Store/PdoStoreTest.php
+++ b/src/Symfony/Component/Lock/Tests/Store/PdoStoreTest.php
@@ -73,4 +73,39 @@ public function testInvalidTtlConstruct()
 
         return new PdoStore('sqlite:'.self::$dbFile, [], 0.1, 0.1);
     }
+
+    /**
+     * @dataProvider provideUrlDsnPairs
+     */
+    public function testUrlDsn($url, $expectedDsn, $expectedUser = null, $expectedPassword = null)
+    {
+        $store = new PdoStore($url);
+        $reflection = new \ReflectionClass(PdoStore::class);
+
+        foreach (['dsn' => $expectedDsn, 'username' => $expectedUser, 'password' => $expectedPassword] as $property => $expectedValue) {
+            if (!isset($expectedValue)) {
+                continue;
+            }
+            $property = $reflection->getProperty($property);
+            $property->setAccessible(true);
+            $this->assertSame($expectedValue, $property->getValue($store));
+        }
+    }
+
+    public function provideUrlDsnPairs()
+    {
+        yield ['mysql://localhost/test', 'mysql:host=localhost;dbname=test;'];
+        yield ['mysql://localhost:56/test', 'mysql:host=localhost;port=56;dbname=test;'];
+        yield ['mysql2://root:pwd@localhost/test', 'mysql:host=localhost;dbname=test;', 'root', 'pwd'];
+        yield ['postgres://localhost/test', 'pgsql:host=localhost;dbname=test;'];
+        yield ['postgresql://localhost:5634/test', 'pgsql:host=localhost;port=5634;dbname=test;'];
+        yield ['postgres://root:pwd@localhost/test', 'pgsql:host=localhost;dbname=test;', 'root', 'pwd'];
+        yield 'sqlite relative path' => ['sqlite://localhost/tmp/test', 'sqlite:tmp/test'];
+        yield 'sqlite absolute path' => ['sqlite://localhost//tmp/test', 'sqlite:/tmp/test'];
+        yield 'sqlite relative path without host' => ['sqlite:///tmp/test', 'sqlite:tmp/test'];
+        yield 'sqlite absolute path without host' => ['sqlite3:////tmp/test', 'sqlite:/tmp/test'];
+        yield ['sqlite://localhost/:memory:', 'sqlite::memory:'];
+        yield ['mssql://localhost/test', 'sqlsrv:server=localhost;Database=test'];
+        yield ['mssql://localhost:56/test', 'sqlsrv:server=localhost,56;Database=test'];
+    }
 }