# CVE-2017-20193: Product Vendors <= 2.0.35 - Reflected Cross Site Scripting

> Unauthenticated attackers can inject arbitrary web scripts via the vendor_description parameter, potentially executing code in victim browsers.

- **Severity:** Medium 4.7 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 16 Oct 2024
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-whqq-5qx6-vwwf

## What is CVE-2017-20193?

CVE-2017-20193 is a medium-severity cross-site scripting vulnerability in WooCommerce Product Vendors, published on 16 Oct 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

The Product Vendors is vulnerable to Reflected Cross-Site Scripting via the 'vendor_description' parameter in versions up to, and including, 2.0.35 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that execute if they can successfully trick a user into performing an action such as clicking on a link.

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2017-20193?

It affects 1 product.


Products: Woo Product Vendors.

## How do I fix CVE-2017-20193?

No fix has been published for CVE-2017-20193 yet. Limit exposure of the affected software until one is available.

## Is CVE-2017-20193 being exploited?

There is no known exploitation of CVE-2017-20193 in the wild and no public exploit code.

## Other vulnerabilities in WooCommerce Product Vendors

- [CVE-2023-33331](https://insights.sbomify.com/CVE-2023-33331/): WordPress WooCommerce Product Vendors Plugin <= 2.1.76 is vulnerable to SQL Injection (high 8.5)
- [CVE-2023-35879](https://insights.sbomify.com/CVE-2023-35879/): WordPress WooCommerce Product Vendors Plugin <= 2.1.78 is vulnerable to SQL Injection (high 7.6)
- [CVE-2023-52186](https://insights.sbomify.com/CVE-2023-52186/): WordPress WooCommerce Product Vendors plugin <= 2.2.2 - Unauthenticated Broken Access Control vulnerability (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2017-20193 and fix it if it is affected.

What it is: CVE-2017-20193 is a medium-severity cross-site scripting vulnerability in WooCommerce Product Vendors, published on 16 Oct 2024. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2017-20193 in the wild and no public exploit code.

Affected product: WooCommerce Product Vendors. 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-2017-20193/ (Markdown: https://insights.sbomify.com/CVE-2017-20193/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2017-20193
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-20193
- OSV: https://osv.dev/vulnerability/CVE-2017-20193

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From sbomify Insights: https://insights.sbomify.com/CVE-2017-20193/
Summaries are generated and may contain mistakes; the official description above is the record.