CVE-2022-40817: Zammad

Medium severity, CVSS 4.3. EPSS: 0.5% chance of exploitation in the next 30 days.

Zammad 5.2.1 has a fine-grained permission model that allows to configure read-only access to tickets. However, agents were still wrongly able to perform some operations on such tickets, like adding and removing links, tags. and related answers. This issue has been fixed in 5.2.2.

Affected products

• Zammad Zammad: from 5.2.0, before 5.2.2 (fixed in 5.2.2)

Published 2022-09-27. Last modified 2026-06-17.