In Zammad 6.4.x before 6.4.2, an authenticated agent with knowledge base permissions was able to use the Zammad API to fetch knowledge base content that they have no permission for.
The product requires authentication, but the product has an alternate path or channel that does not require authentication.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Zammad | Zammad | 6.4.0 (including) | 6.4.2 (excluding) |