CVE-2026-84465 | Zammad up to 7.1.1 S/MIME certificate validation

September 25, 2026 Yanac

A vulnerability labeled as problematic has been found in Zammad up to 7.1.1. Affected is an unknown function of the component S/MIME. Such manipulation leads to improper certificate validation.

This vulnerability is referenced as CVE-2026-84465. It is possible to launch the attack remotely. No exploit is available.

The affected component should be upgraded.VulDB Recent EntriesRead More