Description
The User Admin Simplifier plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 3.0.0. This is due to missing or incorrect nonce validation on the useradminsimplifier_options_page function. This makes it possible for unauthenticated attackers to reset and permanently delete any user's stored menu and admin-bar configuration via a forged request that triggers uas_save_admin_options() and overwrites the useradminsimplifier_options database entry via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Problem types
CWE-352 Cross-Site Request Forgery (CSRF)
Product status
Any version
Timeline
| 2026-06-10: | Vendor Notified |
| 2026-06-18: | Disclosed |
Credits
Ryusei Arima
References
www.wordfence.com/...-1c4b-45ff-86f6-14640286b5e6?source=cve
plugins.trac.wordpress.org/.../1.0.0/useradminsimplifier.php
plugins.trac.wordpress.org/.../1.0.0/useradminsimplifier.php
plugins.trac.wordpress.org/.../1.0.0/useradminsimplifier.php
plugins.trac.wordpress.org/...mplifier&sfp_email=&sfph_mail=