CVE-2024-9940: calculated fields XSS — Fix

Description

The Calculated Fields Form plugin for WordPress is vulnerable to HTML Injection in all versions up to, and including, 5.2.45. This is due to the plugin not properly neutralizing HTML elements from submitted forms. This makes it possible for unauthenticated attackers to inject arbitrary HTML that will render when the administrator views form submissions in their email.

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CVSS v3.1 Score

5.3

MEDIUM

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

Weakness Type (CWE)

CWE-75 CWE-75

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
codepeople	calculated_fields_form	< 5.2.46

References

Advisories & Patches

https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3168950%40calculated-fields-form&new=3168950%40calculated-fields-form&sfp_email=&sfph_mail=

Other References

https://www.wordfence.com/threat-intel/vulnerabilities/id/e2c9f6a5-8698-4452-bf0a-c1d796b2fdad?source=cve

Frequently Asked Questions

What is CVE-2024-9940? +

The Calculated Fields Form plugin for WordPress is vulnerable to HTML Injection in all versions up to, and including, 5.2.45. This is due to the plugin not properly neutralizing HTML elements from submitted forms. This makes it possible for unauthenticated attackers to inject arbitrary HTML that will render when the administrator views form submissions in their email. It has a CVSS v3.1 base score of 5.3 (MEDIUM).

How severe is CVE-2024-9940? +

CVE-2024-9940 has a CVSS v3.1 score of 5.3 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-9940? +

CVE-2024-9940 affects products from codepeople, specifically: calculated_fields_form. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-9940? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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