External risk intelligence

Frontend Admin by DynamiApps Privilege Escalation Vulnerability

CVE advisorySeverity: CRITICAL (CVSS 9.8)

CVE-2026-109892

The vulnerability affects a WordPress plugin designed to provide frontend forms and administrative functionality. Such plugins are typically installed on web-facing sites to enable user interaction, making the affected interface a commonly exposed web service accessible via the internet.

Privilege Escalation

Halo Surface Signal: 4 out of 5 — likely to be public-facing.

External exposure likelihood

Horizon Alert

Summary of the vulnerability and why it matters

This advisory details a critical vulnerability found in the Frontend Admin by DynamiApps, a component used for managing web forms and administrative tasks. The flaw allows for privilege escalation, meaning an attacker could potentially gain higher-level access than intended within the system. The main concern at this stage is to confirm if this specific component is in use and exposed.

Unchecked permissions allow elevated access.
Protects against unauthorized system control.
Confirm use and exposure; assess risk.

Attack Path

How an attacker could exploit the issue

An attacker can exploit this vulnerability by targeting the Frontend Admin by DynamiApps feature, which is exposed to the internet. By leveraging the incorrect privilege assignment, an attacker can escalate their privileges, potentially leading to a compromise of the system.

Accessible via the internet.
Exploits incorrect privilege assignment.
Allows privilege escalation.

Live Threat

Current exploitation, exposure, and threat context

This vulnerability could allow an unauthenticated attacker to escalate privileges on the affected system. This could potentially lead to unauthorized access and modification of system data or configurations.

System data and configurations at risk.
Unauthenticated network access possible.
Unauthorized system control could occur.

Operational Fix

Recommended remediation, mitigation, and detection steps

The Shabti Kaplan Frontend Admin by DynamiApps plugin, specifically versions up to 3.29.13, has an Incorrect Privilege Assignment vulnerability that can lead to Privilege Escalation. This is a critical external-facing vulnerability accessible via the network. Affected teams likely include application owners responsible for the WordPress site, platform or infrastructure teams managing the web server environment, and potentially the vendor management team if the plugin was sourced externally. The first practical step is to identify all instances of this plugin, confirm their exposure and business criticality, and then assign ownership for remediation planning based on risk.

Application owners should manage this issue.
Verify plugin installation and reachability first.
Plan and coordinate remediation with vendors.

Supplementary metadata

CVSS vector

Validate whether this threat affects your internet-facing exposure.

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Frequently asked questions

What is Frontend Admin by DynamiApps?

Frontend Admin by DynamiApps is a WordPress plugin designed to simplify the management of web forms and administrative tasks directly from the front end of a site. It enables user interaction and system management without requiring access to the main WordPress dashboard, making it a common tool for sites that need to provide functional interfaces to their visitors.

What does Incorrect Privilege Assignment mean for CVE-2026-109892?

This vulnerability, classified as CWE-266, occurs when the software fails to properly check or enforce user permissions. In the context of this CVE, it means the plugin inadvertently grants elevated access rights to users who should not have them, potentially allowing an attacker to act with the privileges of an administrator or other high-level roles within the site.

How does an attacker trigger this privilege escalation?

An attacker triggers this flaw by interacting with the affected frontend forms provided by the plugin. Because the system fails to correctly validate or restrict the incoming requests, the attacker can submit specific data to escalate their permissions. Simply visiting the site or viewing a form does not trigger this; the attacker must actively manipulate the plugin's form submission processes.

Is my site at risk if it uses this plugin?

According to Halo Surface Signal, this vulnerability is considered a high-priority concern because the plugin is designed for public-facing web interaction. Since the affected administrative interface is typically accessible over the internet to enable user forms, the plugin often exists on the perimeter of a site, making it reachable by unauthorized external actors.

What should I do if I run this WordPress plugin?

Your first step is to perform an inventory of your WordPress installations to confirm if you are running a version of the Frontend Admin plugin up to 3.29.13. Once you identify any instances, evaluate the business criticality of those sites and coordinate with your web administration or development teams to plan for remediation or updates, while limiting access where possible.

References

patchstack.com/database/wordpress/plugin/acf-frontend-form-element/v…

Written by Nicholas Merritt

Nicholas Merritt is VP of Security Solutions at Halo Security. With more than 25 years across application security, vulnerability prioritization, and offensive security, he helps teams translate threat data into practical exposure validation and remediation focus. He authors Halo Threat Intelligence CVE advisories using Halo Surface Signal and H/A/L/O context to prioritize internet-facing risk.