What’s Vulnerable › Vulnerabilities

CVE-2024-7775: Contact Form by Bit Form: Multi Step Form, Calculation Contact Form, Payment Contact Form & Custom Contact Form builder 2.0 - 2.13.9 - Authenticated (Administrator+) Arbitrary JavaScript File Uploads

• Severity: medium (CVSS 4.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-08-20 · updated 2026-06-17
• Weakness: CWE-79

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.

Affected products

• bitpressadmin Bit Form – Custom Contact Form, Multi Step, Conversational Form & Payment Form builder: from 2.0.0 before 2.13.10 — fixed in 2.13.10

How to fix

Upgrade to a fixed version: bitpressadmin Bit Form – Custom Contact Form, Multi Step, Conversational Form & Payment Form builder 2.13.10. Check the vendor advisory for mitigations.

References

• https://plugins.trac.wordpress.org/browser/bit-form/tags/2.13.6/includes/Admin/AdminAjax.php#L1314
• https://www.wordfence.com/threat-intel/vulnerabilities/id/3936d7dc-840e-41fc-8af4-db40c0cff660?source=cve

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