Nextcloud Server before 9.0.55 and 10.0.2 suffers from a Denial of Service attack. Due to an error in the application logic an authenticated adversary may trigger an endless recursion in the application leading to a potential Denial of Service.Referenceshttps://nextcloud.com/security/advisory/?id=nc-sa-2017-004https://hackerone.com/reports/174524
