CVE-2024-6167 Just Custom Fields <= 3.3.2 - Missing Authorization via AJAX actions

Medium 4.3 Published Updated

Authenticated subscribers can bypass authorization checks to manage field groups and change item visibility in the Just Custom Fields WordPress plugin.

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-2024-6167?

CVE-2024-6167 is a medium-severity missing authorization vulnerability in aprokopenko Just Custom Fields, published on 9 Jul 2024. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

The Just Custom Fields plugin for WordPress is vulnerable to unauthorized access of functionality due to a missing capability check on several AJAX functions in all versions up to, and including, 3.3.2. This makes it possible for authenticated attackers, with Subscriber-level access and above, to invoke this functionality intended for admin users. This enables subscribers to manage field groups, change visibility of items among other things.

Weakness: CWE-862

Which versions are affected by CVE-2024-6167?

How do I fix CVE-2024-6167?

No fix has been published for CVE-2024-6167 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-2024-6167 being exploited?

There is no known exploitation of CVE-2024-6167 in the wild and no public exploit code.

Sources

Also known as GHSA-3fjf-xcfg-59v3.

Is CVE-2024-6167 in your software?

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