CVE-2024-13940 MEDIUM

CVE-2024-13940: Ninja Forms Webhooks <= 3.0.7 - Authenticated (Admin+) Server-Side Request Forgery via Form Webhook

Vendor Ninja Forms
Product Ninja Forms Webhooks
Weakness CWE-918 · SSRF
Published May 14, 2025
Last update April 8, 2026

CVSS base score

5.5/10
Attack vector Network
Attack complexity Low
Privileges required High
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N

What the vulnerability does

01Description

The Ninja Forms Webhooks plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 3.0.7 via the form webhook functionality. This makes it possible for authenticated attackers, with Administrator-level access and above, to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.

Explanation of Vulnerability in Simple Terms

02Summary

Ninja Forms Webhooks versions 3.0.7 and earlier contain a server-side request forgery vulnerability. An authenticated administrator can craft a webhook configuration that causes the site to send HTTP requests to internal or external systems on the attacker's behalf. The impact is limited to low confidentiality and integrity exposure, with no availability risk.

What an attacker can do

03Attacker Capabilities

Make the site send HTTP requests to internal systems or external URLs under the attacker's control.

Potential impact on your site

04Site Impact

An admin account compromise could allow an attacker to probe internal networks or interact with external services via your site.

Conditions required to exploit

05Prerequisites

Attacker must have administrator privileges on the WordPress site.

Key dates

06Disclosure timeline

May 14, 2025 CVE published
April 8, 2026 Record updated