# CVE-2026-56027: WordPress Booster for WooCommerce plugin <= 8.0.1 - Arbitrary File Upload vulnerability

> Attackers can upload arbitrary files to the server, potentially leading to remote code execution on sites using the Booster for WooCommerce plugin.

- **Severity:** Critical 9.9 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/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:** 26 Jun 2026
- **Updated:** 26 Jun 2026
- **Also known as:** GHSA-55c9-xmg9-j8rp

## What is CVE-2026-56027?

CVE-2026-56027 is a critical vulnerability in Pluggabl Booster for WooCommerce, published on 26 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Customer Arbitrary File Upload in Booster for WooCommerce <= 8.0.1 versions.

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

## Which versions are affected by CVE-2026-56027?


## How do I fix CVE-2026-56027?

No fix has been published for CVE-2026-56027 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-56027 being exploited?

There is no known exploitation of CVE-2026-56027 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-56027 and fix it if it is affected.

What it is: CVE-2026-56027 is a critical vulnerability in Pluggabl Booster for WooCommerce, published on 26 Jun 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-56027 in the wild and no public exploit code.

Affected product: Pluggabl Booster 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-2026-56027/ (Markdown: https://insights.sbomify.com/CVE-2026-56027/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-56027
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-56027
- OSV: https://osv.dev/vulnerability/CVE-2026-56027

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-56027/
Summaries are generated and may contain mistakes; the official description above is the record.