The WCFM Membership – WooCommerce Memberships for Multivendor Marketplace plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.11.10. This is due to the 'wcfmvm_membership_change' AJAX action not validating user permission to modify other users. This makes it possible for authenticated attackers, with vendor level access and above, to change any user's role to 'wcfm_vendor' by changing their membership plan.
History

Wed, 08 Jul 2026 13:45:00 +0000

Type Values Removed Values Added
First Time appeared Wclovers
Wclovers wcfm Membership – Woocommerce Memberships For Multivendor Marketplace
Wordpress
Wordpress wordpress
Vendors & Products Wclovers
Wclovers wcfm Membership – Woocommerce Memberships For Multivendor Marketplace
Wordpress
Wordpress wordpress

Wed, 08 Jul 2026 12:15:00 +0000

Type Values Removed Values Added
Description The WCFM Membership – WooCommerce Memberships for Multivendor Marketplace plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.11.10. This is due to the 'wcfmvm_membership_change' AJAX action not validating user permission to modify other users. This makes it possible for authenticated attackers, with vendor level access and above, to change any user's role to 'wcfm_vendor' by changing their membership plan.
Title WCFM - WooCommerce Multivendor Membership <= 2.11.10 - Insecure Direct Object Reference to Limited Privilege Escalation via User Role Overwrite
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-07-08T15:01:02.908Z

Reserved: 2026-03-06T23:43:39.850Z

Link: CVE-2026-3688

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-08T13:30:03Z