The WishList Member plugin for WordPress is vulnerable to Privilege Escalation via Missing Authorization in versions up to and including 3.30.1. This is due to the missing capability and nonce check in the ajax_get_screen() function. This makes it possible for authenticated attackers, with Subscriber-level access and above, to supply an arbitrary admin screen identifier via the data[url] parameter, causing the plugin to load and execute the administrative API configuration template without authorization. The rendered HTML, which contains the plugin's plaintext REST API Secret Key, is returned directly to the attacker in the AJAX JSON response. An attacker who obtains this key can authenticate to the WishList Member API, create a new membership level assigned the administrator WordPress role, and register an arbitrary administrator-level user account, resulting in complete site takeover.

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History

Tue, 26 May 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Sat, 23 May 2026 07:45:00 +0000

Type Values Removed Values Added
First Time appeared Wishlist Member
Wishlist Member wishlist Member
Wordpress
Wordpress wordpress
Vendors & Products Wishlist Member
Wishlist Member wishlist Member
Wordpress
Wordpress wordpress

Sat, 23 May 2026 05:00:00 +0000

Type Values Removed Values Added
Description The WishList Member plugin for WordPress is vulnerable to Privilege Escalation via Missing Authorization in versions up to and including 3.30.1. This is due to the missing capability and nonce check in the ajax_get_screen() function. This makes it possible for authenticated attackers, with Subscriber-level access and above, to supply an arbitrary admin screen identifier via the data[url] parameter, causing the plugin to load and execute the administrative API configuration template without authorization. The rendered HTML, which contains the plugin's plaintext REST API Secret Key, is returned directly to the attacker in the AJAX JSON response. An attacker who obtains this key can authenticate to the WishList Member API, create a new membership level assigned the administrator WordPress role, and register an arbitrary administrator-level user account, resulting in complete site takeover.
Title Wishlist Member <= 3.30.1 - Missing Authorization to Authenticated (Subscriber+) API Secret Key Disclosure and Privilege Escalation via 'wlm3_get_screen' AJAX action
Weaknesses CWE-269
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: Wordfence

Published:

Updated: 2026-05-26T14:44:20.701Z

Reserved: 2026-04-16T05:33:19.683Z

Link: CVE-2026-6419

cve-icon Vulnrichment

Updated: 2026-05-26T14:44:14.653Z

cve-icon NVD

Status : Deferred

Published: 2026-05-23T05:16:34.110

Modified: 2026-05-26T18:55:38.330

Link: CVE-2026-6419

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-23T07:45:12Z

Weaknesses