--- typo3/sysext/core/Classes/Database/Query/Expression/ExpressionBuilder.php	Thu Nov 23 20:09:13 2017
+++ typo3/sysext/core/Classes/Database/Query/Expression/ExpressionBuilder.php	Thu Nov 23 20:09:13 2017
@@ -363,8 +363,8 @@
             default:
                 return sprintf(
                     'FIND_IN_SET(%s, %s)',
-                    $value,
-                    $this->connection->quoteIdentifier($fieldName)
+                    $this->connection->quoteIdentifier($fieldName),
+                    $value
                 );
         }
     }