What is CVE-2023-3407?

CVE-2023-3407 is a vulnerability in the Subscribe2 plugin for WordPress that allows unauthenticated attackers to send test emails with custom content.

How severe is CVE-2023-3407?

CVE-2023-3407 has a severity rating of 4.3, which is considered medium.

Which versions of the Subscribe2 plugin for WordPress are affected by CVE-2023-3407?

Versions up to and including 10.40 of the Subscribe2 plugin for WordPress are affected by CVE-2023-3407.

How can I fix CVE-2023-3407?

To fix CVE-2023-3407, users should update to the latest version of the Subscribe2 plugin for WordPress.

Where can I find more information about CVE-2023-3407?

More information about CVE-2023-3407 can be found at the following references: [Reference 1](https://plugins.trac.wordpress.org/browser/subscribe2/trunk/admin/send-email.php#L12), [Reference 2](https://plugins.trac.wordpress.org/changeset/2930676), [Reference 3](https://www.wordfence.com/threat-intel/vulnerabilities/id/92b4d800-2895-4f7b-8b3b-ee6df75a7908?source=cve).

Vulnerability/
CVE-2023-3407

medium

4.3

CWE

352

28/6/2023

5/7/2023

CVE-2023-3407: CSRF

First published: Wed Jun 28 2023(Updated: )

The Subscribe2 plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 10.40. This is due to missing or incorrect nonce validation when sending test emails. This makes it possible for unauthenticated attackers to send test emails with custom content to users on sites running a vulnerable version of this plugin via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Credit: security@wordfence.com

Affected Software	Affected Version	How to fix
Subscribe2 Project Subscribe2	<=10.40

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Frequently Asked Questions

What is CVE-2023-3407?
CVE-2023-3407 is a vulnerability in the Subscribe2 plugin for WordPress that allows unauthenticated attackers to send test emails with custom content.
How severe is CVE-2023-3407?
CVE-2023-3407 has a severity rating of 4.3, which is considered medium.
Which versions of the Subscribe2 plugin for WordPress are affected by CVE-2023-3407?
Versions up to and including 10.40 of the Subscribe2 plugin for WordPress are affected by CVE-2023-3407.
How can I fix CVE-2023-3407?
To fix CVE-2023-3407, users should update to the latest version of the Subscribe2 plugin for WordPress.
Where can I find more information about CVE-2023-3407?
More information about CVE-2023-3407 can be found at the following references: [Reference 1](https://plugins.trac.wordpress.org/browser/subscribe2/trunk/admin/send-email.php#L12), [Reference 2](https://plugins.trac.wordpress.org/changeset/2930676), [Reference 3](https://www.wordfence.com/threat-intel/vulnerabilities/id/92b4d800-2895-4f7b-8b3b-ee6df75a7908?source=cve).

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agent/last-modified-date
agent/softwarecombine
agent/first-publish-date
agent/remedy
agent/tags
vendor/subscribe2 project
canonical/subscribe2 project subscribe2
version/subscribe2 project subscribe2/10.40

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