CVE-2026-13229 Zammad 7.0.1 - Improper authorization in ticket article attachment cloning
Authenticated attackers can bypass authorization checks to clone ticket article attachments, potentially accessing or modifying unauthorized data.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-13229?
CVE-2026-13229 is a high-severity missing authorization vulnerability in Zammad, published on 4 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Zammad 7.1.0 contains an authenticated improper authorization vulnerability in the ticket article attachment cloning endpoint.
Weakness: CWE-862
Which versions are affected by CVE-2026-13229?
How do I fix CVE-2026-13229?
No fix has been published for CVE-2026-13229 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-13229 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-13229 exists.