CVE-2026-107843 | Contao up to 5.3.49/5.7.11 Registration compile improper authentication

October 9, 2026 Yanac

A vulnerability was found in Contao up to 5.3.49/5.7.11. It has been rated as critical. Impacted is the function ModuleRegistration::compile of the component Registration Module. The manipulation leads to improper authentication.

This vulnerability is listed as CVE-2026-107843. The attack may be initiated remotely. There is no available exploit.

Upgrading the affected component is advised.VulDB Recent EntriesRead More