CVE-2026-89209 | Siemens Mendix SAML prior 4.2.4/3.6.29 authentication replay

October 26, 2026 Yanac

A vulnerability described as critical has been identified in Siemens Mendix SAML. Affected by this vulnerability is an unknown functionality. Executing a manipulation can lead to authentication bypass by capture-replay.

This vulnerability is tracked as CVE-2026-89209. The attack can be launched remotely. No exploit exists.

Upgrading the affected component is recommended.VulDB Recent EntriesRead More