wclovers WCFM Plugin up to 6.7.25 on WordPress wcfm_delete_wcfm_customer authorization

Summaryinfo

A vulnerability marked as critical has been reported in wclovers WCFM Plugin up to 6.7.25 on WordPress. This vulnerability affects the function wcfm_delete_wcfm_customer. This manipulation causes authorization. This vulnerability is tracked as CVE-2026-2554. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in wclovers WCFM Plugin up to 6.7.25 on WordPress. Affected by this vulnerability is the function wcfm_delete_wcfm_customer. The manipulation with an unknown input leads to a authorization vulnerability. The CWE definition for the vulnerability is CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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.

The weakness was disclosed by Supakiad S.. It is possible to read the advisory at wordfence.com. This vulnerability is known as CVE-2026-2554 since 02/15/2026. The exploitation appears to be easy. The attack can be launched remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/02/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-26789). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• WordPress Plugin

Vendor

• wclovers

Name

• WCFM Plugin

Version

• 6.7.0
• 6.7.1
• 6.7.2
• 6.7.3
• 6.7.4
• 6.7.5
• 6.7.6
• 6.7.7
• 6.7.8
• 6.7.9
• 6.7.10
• 6.7.11
• 6.7.12
• 6.7.13
• 6.7.14
• 6.7.15
• 6.7.16
• 6.7.17
• 6.7.18
• 6.7.19
• 6.7.20
• 6.7.21
• 6.7.22
• 6.7.23
• 6.7.24
• 6.7.25

CPE 2.3info

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CPE 2.2info

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Entryinfo

Be aware that VulDB is the high quality source for vulnerability data.

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