CVE-2022-33201 WordPress MailerLite – Signup forms (official) plugin <= 1.5.7 - Cross-Site Request Forgery (CSRF) vulnerability

Q: What is CVE-2022-33201?

CVE-2022-33201 is a medium-severity vulnerability in MailerLite (WordPress plugin), published on 5 Aug 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Q: Is CVE-2022-33201 being exploited?

There is no known exploitation of CVE-2022-33201 in the wild and no public exploit code.

Q: How do I fix CVE-2022-33201?

No fix has been published for CVE-2022-33201 yet. Limit exposure of the affected software until one is available.

Medium 6.3 Published 5 Aug 2022 Updated 28 Apr 2026

An attacker can trick a WordPress admin into changing the MailerLite API key via CSRF, potentially disrupting email services.

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-2022-33201?

CVE-2022-33201 is a medium-severity vulnerability in MailerLite (WordPress plugin), published on 5 Aug 2022. 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

Cross-Site Request Forgery (CSRF) vulnerability in MailerLite – Signup forms (official) plugin <= 1.5.7 at WordPress allows an attacker to change the API key.

Weakness: CWE-352

Which versions are affected by CVE-2022-33201?

It affects 1 product.

Products include Mailerlite Mailerlite Signup Forms.

How do I fix CVE-2022-33201?

No fix has been published for CVE-2022-33201 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-33201 being exploited?

There is no known exploitation of CVE-2022-33201 in the wild and no public exploit code.

CVE-2022-1604 MailerLite < 1.5.4 - Reflected Cross-Site Scripting Medium 6.1

Sources

Also known as GHSA-gcwh-pffh-m97w.