Fixes https://github.com/owncloud/core/issues/11264
(This should in future get moved to the mountpoint class - but that is something for @icewind1991 ;-))
$name = $_POST['name'];
$password = $_POST['password'];
+// Check for invalid name
+if(!\OCP\Util::isValidFileName($name)) {
+ \OCP\JSON::error(array('data' => array('message' => $l->t('The mountpoint name contains invalid characters.'))));
+ exit();
+}
+
$externalManager = new \OCA\Files_Sharing\External\Manager(
\OC::$server->getDatabaseConnection(),
\OC\Files\Filesystem::getMountManager(),