diff options
| -rw-r--r-- | lib/private/App/AppManager.php | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/private/App/AppManager.php b/lib/private/App/AppManager.php index 544b304b9bd..067cc89d674 100644 --- a/lib/private/App/AppManager.php +++ b/lib/private/App/AppManager.php @@ -956,6 +956,6 @@ class AppManager implements IAppManager { */ public function cleanAppId(string $app): string { /* Only lowercase alphanumeric is allowed */ - return preg_replace('/[^a-z0-9_]+/', '', $app); + return preg_replace('/(^[0-9_]|[^a-z0-9_]+|_$)/', '', $app); } } |