# CVE-2026-12684: Customer Reviews for WooCommerce < 5.113.0 - Unauthenticated Arbitrary Media Upload via cr_upload_media

> Unauthenticated attackers can upload arbitrary media files to the WordPress Media Library, causing disk space exhaustion and library pollution.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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 Jul 2026
- **Updated:** 16 Jul 2026
- **Also known as:** GHSA-22m6-qpwv-v2xp

## What is CVE-2026-12684?

CVE-2026-12684 is a medium-severity vulnerability in Unknown Customer Reviews for WooCommerce, published on 16 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The Customer Reviews for WooCommerce WordPress plugin before 5.113.0 does not perform authentication, capability, or nonce checks on one of its media upload AJAX actions when the review media attachment feature is enabled, allowing unauthenticated users to upload media files (bounded to an image and video allowlist) to the Media Library and create attachment posts, leading to media library pollution and disk space exhaustion.

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

## Which versions are affected by CVE-2026-12684?


## How do I fix CVE-2026-12684?

No fix has been published for CVE-2026-12684 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-12684 being exploited?

There is no known exploitation of CVE-2026-12684 in the wild and no public exploit code.

Public exploit code:

- WooCommerce plugin: photo & video product reviews, closing CVE-2026-12684's unauthenticated-upload vulnerability class by construction (github_poc): https://github.com/htrxuan/hdwebmobile-photo-video-reviews

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-12684 and fix it if it is affected.

What it is: CVE-2026-12684 is a medium-severity vulnerability in Unknown Customer Reviews for WooCommerce, published on 16 Jul 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-2026-12684 in the wild and no public exploit code.

Affected product: Unknown Customer Reviews for WooCommerce. 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-2026-12684/ (Markdown: https://insights.sbomify.com/CVE-2026-12684/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-12684
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-12684
- OSV: https://osv.dev/vulnerability/CVE-2026-12684

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-12684/
Summaries are generated and may contain mistakes; the official description above is the record.