CVE-2026-29140 | SEPPmail Secure Email Gateway up to 15.0.2 Certificate certificate validation

April 2, 2026 Yanac

A vulnerability, which was classified as critical, was found in SEPPmail Secure Email Gateway up to 15.0.2. Impacted is an unknown function of the component Certificate Handler. Executing a manipulation can lead to improper certificate validation.

This vulnerability is tracked as CVE-2026-29140. The attack can be launched remotely. No exploit exists.

You should upgrade the affected component.VulDB Recent EntriesRead More