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Critical 9.8Published Dec 3, 2025

CVE-2025-13486Advanced Custom Fields: Extended 0.9.0.5 - 0.9.1.1 - Unauthenticated Remote Code Execution in prepare_form

Updated under an hour ago ()

Does this affect you?

It affects hwk-fr Advanced Custom Fields: Extended. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

The Advanced Custom Fields: Extended plugin for WordPress is vulnerable to Remote Code Execution in versions 0.9.0.5 through 0.9.1.1 via the prepare_form() function. This is due to the function accepting user input and then passing that through call_user_func_array(). This makes it possible for unauthenticated attackers to execute arbitrary code on the server, which can be leveraged to inject backdoors or create new administrative user accounts.

CVSS
9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE)
CWE-94
Known exploited
Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days)
Not loaded for this CVE
Assigned by
Wordfence
NVD analysis
Deferred
Record last updated
Dec 3, 2025
First seen by InfoSec Signals
Oct 9, 2026

Affected products

Affected products
hwk-fr Advanced Custom Fields: Extended
hwk_fr:advanced_custom_fields_extended (from the name)
from 0.9.0.5 through 0.9.1.1
CNA record

References

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.

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