CVE-2025-32359 Security feature bypass in Zammad

Medium 4.8 Published Updated

Attackers can bypass two-factor authentication re-authentication requirements by using the API directly instead of the front end.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-32359?

CVE-2025-32359 is a medium-severity vulnerability in Zammad Zammad, published on 5 Apr 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Zammad 6.4.x before 6.4.2, there is client-side enforcement of server-side security. When changing their two factor authentication configuration, users need to re-authenticate with their current password first. However, this change was enforced in Zammad only on the front end level, and not when using the API directly.

Weakness: CWE-602

Which versions are affected by CVE-2025-32359?

It affects 1 product.

Products include Zammad Zammad.

How do I fix CVE-2025-32359?

No fix has been published for CVE-2025-32359 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-32359 being exploited?

There is no known exploitation of CVE-2025-32359 in the wild and no public exploit code.

All Zammad Zammad vulnerabilities

Sources

Also known as GHSA-g3qr-3fvc-4fm6.

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