CVE-2023-35909 WordPress Ninja Forms Plugin <= 3.6.25 is vulnerable to Denial of Service Attack
An attacker can cause a denial of service in the Ninja Forms WordPress plugin through uncontrolled resource consumption.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2023-35909?
CVE-2023-35909 is a medium-severity denial of service vulnerability in Ninjaforms Ninja Forms, published on 7 Dec 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Uncontrolled Resource Consumption vulnerability in Saturday Drive Ninja Forms Contact Form – The Drag and Drop Form Builder for WordPress leading to DoS.This issue affects Ninja Forms Contact Form – The Drag and Drop Form Builder for WordPress: from n/a through 3.6.25.
Weakness: CWE-400
Which versions are affected by CVE-2023-35909?
It affects 1 product.
Products include Ninjaforms Ninja Forms.
How do I fix CVE-2023-35909?
No fix has been published for CVE-2023-35909 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2023-35909 being exploited?
There is no known exploitation of CVE-2023-35909 in the wild and no public exploit code.
Other vulnerabilities in Ninjaforms Ninja Forms
- CVE-2025-9083 Ninja-forms < 3.11.1 - Unauthenticated PHP Objection
- CVE-2016-1209 Deserialization in n/a
- CVE-2018-20981 Information disclosure in n/a
- CVE-2024-25572 Cross-site request forgery in Ninja Forms
- CVE-2021-24163 Ninja Forms < 3.4.34 - Authenticated SendWP Plugin Installation and Client Secret Key Disclosure
Sources
Also known as GHSA-m439-4cf8-qgfv.