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

> Unauthenticated attackers can bypass authorization to create filters and inject malicious JavaScript into vulnerable WordPress sites.

- **Severity:** High 7.3 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 16 Oct 2024
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-2484-xfxv-q77x

## What is CVE-2021-4444?

CVE-2021-4444 is a high-severity missing authorization vulnerability in woobewoo Product Filter for WooCommerce by WBW, published on 16 Oct 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official 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.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2021-4444?


## How do I fix CVE-2021-4444?

No fix has been published for CVE-2021-4444 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-4444 being exploited?

There is no known exploitation of CVE-2021-4444 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-4444 and fix it if it is affected.

What it is: CVE-2021-4444 is a high-severity missing authorization vulnerability in woobewoo Product Filter for WooCommerce by WBW, published on 16 Oct 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2021-4444 in the wild and no public exploit code.

Affected product: woobewoo Product Filter for WooCommerce by WBW. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2021-4444/ (Markdown: https://insights.sbomify.com/CVE-2021-4444/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-4444
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-4444
- OSV: https://osv.dev/vulnerability/CVE-2021-4444

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From sbomify Insights: https://insights.sbomify.com/CVE-2021-4444/
Summaries are generated and may contain mistakes; the official description above is the record.