diff --git a/lib/Doctrine/ORM/EntityManager.php b/lib/Doctrine/ORM/EntityManager.php
index d4b032bfc..839505345 100644
--- a/lib/Doctrine/ORM/EntityManager.php
+++ b/lib/Doctrine/ORM/EntityManager.php
@@ -19,7 +19,6 @@
 
 namespace Doctrine\ORM;
 
-use Exception;
 use Doctrine\Common\EventManager;
 use Doctrine\DBAL\Connection;
 use Doctrine\DBAL\DriverManager;
@@ -28,6 +27,7 @@ use Doctrine\ORM\Query\ResultSetMapping;
 use Doctrine\ORM\Proxy\ProxyFactory;
 use Doctrine\ORM\Query\FilterCollection;
 use Doctrine\Common\Util\ClassUtils;
+use Throwable;
 
 /**
  * The EntityManager is the central access point to ORM functionality.
@@ -237,7 +237,7 @@ use Doctrine\Common\Util\ClassUtils;
             $this->conn->commit();
 
             return $return ?: true;
-        } catch (Exception $e) {
+        } catch (Throwable $e) {
             $this->close();
             $this->conn->rollBack();
 
diff --git a/lib/Doctrine/ORM/Query/Exec/MultiTableDeleteExecutor.php b/lib/Doctrine/ORM/Query/Exec/MultiTableDeleteExecutor.php
index aaf94d7ff..2f3d5acf5 100644
--- a/lib/Doctrine/ORM/Query/Exec/MultiTableDeleteExecutor.php
+++ b/lib/Doctrine/ORM/Query/Exec/MultiTableDeleteExecutor.php
@@ -23,6 +23,7 @@ use Doctrine\DBAL\Connection;
 use Doctrine\DBAL\Types\Type;
 use Doctrine\ORM\Query\AST;
 use Doctrine\ORM\Utility\PersisterHelper;
+use Throwable;
 
 /**
  * Executes the SQL statements for bulk DQL DELETE statements on classes in
@@ -129,7 +130,7 @@ class MultiTableDeleteExecutor extends AbstractSqlExecutor
             foreach ($this->_sqlStatements as $sql) {
                 $conn->executeUpdate($sql);
             }
-        } catch (\Exception $exception) {
+        } catch (Throwable $exception) {
             // FAILURE! Drop temporary table to avoid possible collisions
             $conn->executeUpdate($this->_dropTempTableSql);
 
diff --git a/lib/Doctrine/ORM/Query/Exec/MultiTableUpdateExecutor.php b/lib/Doctrine/ORM/Query/Exec/MultiTableUpdateExecutor.php
index acad25a92..7f13ed5f6 100644
--- a/lib/Doctrine/ORM/Query/Exec/MultiTableUpdateExecutor.php
+++ b/lib/Doctrine/ORM/Query/Exec/MultiTableUpdateExecutor.php
@@ -24,6 +24,7 @@ use Doctrine\DBAL\Types\Type;
 use Doctrine\ORM\Query\ParameterTypeInferer;
 use Doctrine\ORM\Query\AST;
 use Doctrine\ORM\Utility\PersisterHelper;
+use Throwable;
 
 /**
  * Executes the SQL statements for bulk DQL UPDATE statements on classes in
@@ -188,7 +189,7 @@ class MultiTableUpdateExecutor extends AbstractSqlExecutor
 
                 $conn->executeUpdate($statement, $paramValues, $paramTypes);
             }
-        } catch (\Exception $exception) {
+        } catch (Throwable $exception) {
             // FAILURE! Drop temporary table to avoid possible collisions
             $conn->executeUpdate($this->_dropTempTableSql);
 
diff --git a/lib/Doctrine/ORM/Tools/Console/Command/EnsureProductionSettingsCommand.php b/lib/Doctrine/ORM/Tools/Console/Command/EnsureProductionSettingsCommand.php
index 499565a01..180254f9c 100644
--- a/lib/Doctrine/ORM/Tools/Console/Command/EnsureProductionSettingsCommand.php
+++ b/lib/Doctrine/ORM/Tools/Console/Command/EnsureProductionSettingsCommand.php
@@ -23,6 +23,7 @@ use Symfony\Component\Console\Command\Command;
 use Symfony\Component\Console\Input\InputOption;
 use Symfony\Component\Console\Input\InputInterface;
 use Symfony\Component\Console\Output\OutputInterface;
+use Throwable;
 
 /**
  * Command to ensure that Doctrine is properly configured for a production environment.
@@ -72,7 +73,7 @@ EOT
             if ($input->getOption('complete') !== null) {
                 $em->getConnection()->connect();
             }
-        } catch (\Exception $e) {
+        } catch (Throwable $e) {
             $output->writeln('<error>' . $e->getMessage() . '</error>');
 
             return 1;
diff --git a/lib/Doctrine/ORM/Tools/SchemaTool.php b/lib/Doctrine/ORM/Tools/SchemaTool.php
index 007ac85a8..6609b5ea0 100644
--- a/lib/Doctrine/ORM/Tools/SchemaTool.php
+++ b/lib/Doctrine/ORM/Tools/SchemaTool.php
@@ -92,7 +92,7 @@ class SchemaTool
         foreach ($createSchemaSql as $sql) {
             try {
                 $conn->executeQuery($sql);
-            } catch (\Exception $e) {
+            } catch (\Throwable $e) {
                 throw ToolsException::schemaToolFailure($sql, $e);
             }
         }
@@ -742,8 +742,8 @@ class SchemaTool
         foreach ($dropSchemaSql as $sql) {
             try {
                 $conn->executeQuery($sql);
-            } catch (\Exception $e) {
-
+            } catch (\Throwable $e) {
+                // ignored
             }
         }
     }
diff --git a/lib/Doctrine/ORM/Tools/ToolsException.php b/lib/Doctrine/ORM/Tools/ToolsException.php
index 0a4616404..95b3af0ac 100644
--- a/lib/Doctrine/ORM/Tools/ToolsException.php
+++ b/lib/Doctrine/ORM/Tools/ToolsException.php
@@ -20,6 +20,7 @@
 namespace Doctrine\ORM\Tools;
 
 use Doctrine\ORM\ORMException;
+use Throwable;
 
 /**
  * Tools related Exceptions.
@@ -28,13 +29,7 @@ use Doctrine\ORM\ORMException;
  */
 class ToolsException extends ORMException
 {
-    /**
-     * @param string     $sql
-     * @param \Exception $e
-     *
-     * @return ToolsException
-     */
-    public static function schemaToolFailure($sql, \Exception $e)
+    public static function schemaToolFailure(string $sql, Throwable $e) : self
     {
         return new self("Schema-Tool failed with Error '" . $e->getMessage() . "' while executing DDL: " . $sql, "0", $e);
     }
diff --git a/lib/Doctrine/ORM/UnitOfWork.php b/lib/Doctrine/ORM/UnitOfWork.php
index 0edd756f0..05ad599a4 100644
--- a/lib/Doctrine/ORM/UnitOfWork.php
+++ b/lib/Doctrine/ORM/UnitOfWork.php
@@ -43,8 +43,8 @@ use Doctrine\ORM\Persisters\Entity\JoinedSubclassPersister;
 use Doctrine\ORM\Persisters\Entity\SingleTablePersister;
 use Doctrine\ORM\Proxy\Proxy;
 use Doctrine\ORM\Utility\IdentifierFlattener;
-use Exception;
 use InvalidArgumentException;
+use Throwable;
 use UnexpectedValueException;
 
 /**
@@ -411,7 +411,7 @@ class UnitOfWork implements PropertyChangedListener
             }
 
             $conn->commit();
-        } catch (Exception $e) {
+        } catch (Throwable $e) {
             $this->em->close();
             $conn->rollBack();
 
diff --git a/tests/Doctrine/Tests/ORM/EntityManagerTest.php b/tests/Doctrine/Tests/ORM/EntityManagerTest.php
index 7f36bb285..0191ba158 100644
--- a/tests/Doctrine/Tests/ORM/EntityManagerTest.php
+++ b/tests/Doctrine/Tests/ORM/EntityManagerTest.php
@@ -232,6 +232,24 @@ class EntityManagerTest extends OrmTestCase
         EntityManager::create(1, $config);
     }
 
+    /**
+     * @group #5796
+     */
+    public function testTransactionalReThrowsThrowables()
+    {
+        try {
+            $this->_em->transactional(function () {
+                (function (array $value) {
+                    // this only serves as an IIFE that throws a `TypeError`
+                })(null);
+            });
+
+            self::fail('TypeError expected to be thrown');
+        } catch (\TypeError $ignored) {
+            self::assertFalse($this->_em->isOpen());
+        }
+    }
+
     /**
      * @group 6017
      */