CVE-2026-105215 | Zitadel up to 3.4.13/4.16.1 Registration Endpoint IDPConfigID/ExternalUserID improper authentication (EUVD-2026-92108)

October 4, 2026 Yanac

A vulnerability classified as critical was found in Zitadel up to 3.4.13/4.16.1. Affected is an unknown function of the component Registration Endpoint. Executing a manipulation of the argument IDPConfigID/ExternalUserID can lead to improper authentication.

The identification of this vulnerability is CVE-2026-105215. The attack may be launched remotely. There is no exploit available.

Upgrading the affected component is advised.VulDB Recent EntriesRead More