What is the severity of CVE-2024-6521?

CVE-2024-6521 is classified as a medium severity vulnerability due to its potential for stored cross-site scripting attacks.

How do I fix CVE-2024-6521?

To mitigate CVE-2024-6521, update the Contact Form Plugin by Fluent Forms to version 5.1.20 or later.

What versions are affected by CVE-2024-6521?

CVE-2024-6521 affects all versions of the Contact Form Plugin by Fluent Forms up to and including version 5.1.19.

What is stored cross-site scripting in CVE-2024-6521?

Stored cross-site scripting in CVE-2024-6521 allows attackers to inject malicious scripts that can be executed when users interact with the compromised form functionality.

Are there any workarounds for CVE-2024-6521?

While updating to the latest version is the best method, disabling the affected plugin can serve as a temporary workaround for CVE-2024-6521.

Vulnerability/
CVE-2024-6521

medium

5.5

CWE

EPSS

0.053%

27/7/2024

27/8/2024

CVE-2024-6521: fluentform <= 5.1.19 - Authenticated (Administrator+) Stored Cross-Site Scripting

First published: Sat Jul 27 2024(Updated: )

The Contact Form Plugin by Fluent Forms for Quiz, Survey, and Drag & Drop WP Form Builder plugin for WordPress is vulnerable to Stored Cross-Site Scripting in all versions up to, and including, 5.1.19 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Administrator-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Credit: security@wordfence.com

Affected Software	Affected Version	How to fix
Fluent Forms	<5.1.20

Remedy

https://plugins.trac.wordpress.org/changeset/3125227/

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Reference Links

Frequently Asked Questions

What is the severity of CVE-2024-6521?
CVE-2024-6521 is classified as a medium severity vulnerability due to its potential for stored cross-site scripting attacks.
How do I fix CVE-2024-6521?
To mitigate CVE-2024-6521, update the Contact Form Plugin by Fluent Forms to version 5.1.20 or later.
What versions are affected by CVE-2024-6521?
CVE-2024-6521 affects all versions of the Contact Form Plugin by Fluent Forms up to and including version 5.1.19.
What is stored cross-site scripting in CVE-2024-6521?
Stored cross-site scripting in CVE-2024-6521 allows attackers to inject malicious scripts that can be executed when users interact with the compromised form functionality.
Are there any workarounds for CVE-2024-6521?
While updating to the latest version is the best method, disabling the affected plugin can serve as a temporary workaround for CVE-2024-6521.

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