CVE-2024-7775: contact form XSS — Fix

Description

The Contact Form by Bit Form: Multi Step Form, Calculation Contact Form, Payment Contact Form & Custom Contact Form builder plugin for WordPress is vulnerable to arbitrary JavaScript file uploads due to missing input validation in the addCustomCode function in versions 2.0 to 2.13.9. This makes it possible for authenticated attackers, with Administrator-level access and above, to upload arbitrary JavaScript files to the affected site's server.

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CVSS v3.1 Score

5.5

MEDIUM

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

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
bitapps	contact_form_builder	2.0.0 — 2.13.10

References

Advisories & Patches

https://plugins.trac.wordpress.org/browser/bit-form/tags/2.13.6/includes/Admin/AdminAjax.php#L1314

Other References

https://www.wordfence.com/threat-intel/vulnerabilities/id/3936d7dc-840e-41fc-8af4-db40c0cff660?source=cve

Frequently Asked Questions

What is CVE-2024-7775? +

The Contact Form by Bit Form: Multi Step Form, Calculation Contact Form, Payment Contact Form & Custom Contact Form builder plugin for WordPress is vulnerable to arbitrary JavaScript file uploads due to missing input validation in the addCustomCode function in versions 2.0 to 2.13.9. This makes it possible for authenticated attackers, with Administrator-level access and above, to upload arbitrary JavaScript files to the affected site's server. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-7775? +

CVE-2024-7775 has a CVSS v3.1 score of 5.5 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-2024-7775? +

CVE-2024-7775 affects products from bitapps, specifically: contact_form_builder. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-7775? +

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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CVE-2024-7775