# CVE-2021-24566: WooCommerce Currency Switcher < 1.3.7 - Authenticated (Low Privilege) Local File Inclusion

> Authenticated low-privilege users can exploit a local file inclusion vulnerability in the WooCommerce Currency Switcher plugin to read arbitrary files.

- **Severity:** High 8.8 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 16 Jan 2024
- **Updated:** 11 Jun 2025
- **Also known as:** GHSA-j977-qqwc-8rmm

## What is CVE-2021-24566?

CVE-2021-24566 is a high-severity path traversal vulnerability in Unknown FOX, published on 16 Jan 2024. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The WooCommerce Currency Switcher FOX WordPress plugin before 1.3.7 was vulnerable to LFI attacks via the "woocs" shortcode.

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2021-24566?

It affects 1 product.


Products: Pluginus Fox - Currency Switcher Professional for Woocommerce.

## How do I fix CVE-2021-24566?

No fix has been published for CVE-2021-24566 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-24566 being exploited?

There is no known exploitation of CVE-2021-24566 in the wild and no public exploit code.

## Other vulnerabilities in Unknown FOX

- [CVE-2024-8271](https://insights.sbomify.com/CVE-2024-8271/): FOX – Currency Switcher Professional for WooCommerce <= 1.4.2.1 - Unauthenticated Arbitrary Shortcode Execution (high 7.3)
- [CVE-2023-6556](https://insights.sbomify.com/CVE-2023-6556/): Cross-site scripting in FOX – Currency Switcher Professional for WooCommerce (medium 5.4)
- [CVE-2023-49834](https://insights.sbomify.com/CVE-2023-49834/): WordPress WOOCS – WooCommerce Currency Switcher Plugin <= 1.4.1.4 is vulnerable to Cross Site Request Forgery (CSRF) (medium 5.4)
- [CVE-2022-4431](https://insights.sbomify.com/CVE-2022-4431/): WOOCS < 1.3.9.4 - Contributor+ Stored XSS (medium 5.4)
- [CVE-2024-30458](https://insights.sbomify.com/CVE-2024-30458/): Cross-site request forgery in WOOCS – WooCommerce Currency Switcher (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-24566 and fix it if it is affected.

What it is: CVE-2021-24566 is a high-severity path traversal vulnerability in Unknown FOX, published on 16 Jan 2024. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2021-24566 in the wild and no public exploit code.

Affected product: Unknown FOX. 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-2021-24566/ (Markdown: https://insights.sbomify.com/CVE-2021-24566/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-24566
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-24566
- OSV: https://osv.dev/vulnerability/CVE-2021-24566

---
From sbomify Insights: https://insights.sbomify.com/CVE-2021-24566/
Summaries are generated and may contain mistakes; the official description above is the record.