# CVE-2026-82187: WooCommerce Online Product Designer 1.7.0 - < 2.15.0 - Unauthenticated Arbitrary File Upload

> Unauthenticated attackers can upload arbitrary files, including PHP, to execute code on the server due to missing validation in the Web to Print Online Designer plugin.

- **Severity:** Critical 9.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 21 Sep 2026
- **Updated:** 21 Sep 2026
- **Also known as:** GHSA-hcgg-qj5x-56wj

## What is CVE-2026-82187?

CVE-2026-82187 is a critical vulnerability in Unknown Web to Print Online Designer, published on 21 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The Web to Print Online Designer WordPress plugin before 2.15.0 does not validate the type or extension of uploaded files, and hands the token protecting those uploads to any visitor who asks for it, allowing unauthenticated attackers to upload arbitrary files, including PHP ones, and run code on the server.

Weakness: CWE-434 (Unrestricted Upload of File with Dangerous Type)

## Which versions are affected by CVE-2026-82187?


## How do I fix CVE-2026-82187?

No fix has been published for CVE-2026-82187 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-82187 being exploited?

There is no known exploitation of CVE-2026-82187 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-82187 and fix it if it is affected.

What it is: CVE-2026-82187 is a critical vulnerability in Unknown Web to Print Online Designer, published on 21 Sep 2026. 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-2026-82187 in the wild and no public exploit code.

Affected product: Unknown Web to Print Online Designer. 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-2026-82187/ (Markdown: https://insights.sbomify.com/CVE-2026-82187/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-82187
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-82187
- OSV: https://osv.dev/vulnerability/CVE-2026-82187

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-82187/
Summaries are generated and may contain mistakes; the official description above is the record.