# CVE-2026-2554: Missing authorization in WCFM – Frontend Manager for WooCommerce

> Authenticated vendors can delete arbitrary users, including administrators, due to missing validation on customer ID parameters.

- **Severity:** High 8.1 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/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:** 2 May 2026
- **Updated:** 5 May 2026
- **Also known as:** GHSA-w5f6-5hgr-5mp9

## What is CVE-2026-2554?

CVE-2026-2554 is a high-severity missing authorization vulnerability in wclovers WCFM – Frontend Manager for WooCommerce, published on 2 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

The WCFM – Frontend Manager for WooCommerce along with Bookings Subscription Listings Compatible plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 6.7.25 via the 'wcfm_delete_wcfm_customer' due to missing validation on the 'customerid' user controlled key. This makes it possible for authenticated attackers, with Vendor-level access and above, to delete arbitrary users, including Administrators.

Weakness: CWE-639 (Authorization Bypass Through User-Controlled Key)

## Which versions are affected by CVE-2026-2554?


## How do I fix CVE-2026-2554?

No fix has been published for CVE-2026-2554 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-2554 being exploited?

There is no known exploitation of CVE-2026-2554 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-2554 and fix it if it is affected.

What it is: CVE-2026-2554 is a high-severity missing authorization vulnerability in wclovers WCFM – Frontend Manager for WooCommerce, published on 2 May 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-2026-2554 in the wild and no public exploit code.

Affected product: wclovers WCFM – Frontend Manager 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-2026-2554/ (Markdown: https://insights.sbomify.com/CVE-2026-2554/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-2554
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-2554
- OSV: https://osv.dev/vulnerability/CVE-2026-2554

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-2554/
Summaries are generated and may contain mistakes; the official description above is the record.