CVE-2024-12873 Custom Field Manager <= 1.0 - Reflected XSS Vulnerability

Medium 6.1 Published Updated

Reflected XSS in Custom Field Manager allows attackers to execute scripts against admins, potentially leading to account takeover.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2024-12873?

CVE-2024-12873 is a medium-severity cross-site scripting vulnerability in Unknown Custom Field Manager, published on 15 May 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The Custom Field Manager WordPress plugin through 1.0 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.

Weakness: CWE-79

Which versions are affected by CVE-2024-12873?

It affects 1 product.

Products include F1logic Custom Field Manager.

How do I fix CVE-2024-12873?

No fix has been published for CVE-2024-12873 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2024-12873 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-12873 exists.

Public exploit code: 1 Nuclei template.

Sources

Also known as GHSA-4x2h-w98x-4p25.

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