PT-2025-40507 · WordPress · Restrict User Registration

Nabil Irawan · Published 2025-10-03 · Updated 2025-10-03 · CVE-2025-9892

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Name of the Vulnerable Software and Affected Versions Restrict User Registration plugin for WordPress versions prior to 1.0.2

Description The Restrict User Registration plugin for WordPress is susceptible to Cross-Site Request Forgery. This is caused by a lack of proper nonce validation within the update() function. An unauthenticated attacker could potentially modify the plugin’s settings by tricking a site administrator into performing an action, such as clicking a malicious link.

Recommendations Update the Restrict User Registration plugin to version 1.0.2 or later.

Fix

CSRF

Weakness Enumeration

CWE-352

Related Identifiers

CVE-2025-9892

Affected Products

Restrict User Registration

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2025-9892 · Security Note
• https://wordfence.com/threat-intel/vulnerabilities/id/8f51aa9f-056a-441c-8752-edb1c7277808?source=cve · Note
• https://t.me/CVEtracker/34011 · Telegram Post
• https://plugins.trac.wordpress.org/browser/restrict-user-registration/trunk/index.php#L149 · Note
• https://twitter.com/CVEnew/status/1974076258767011856 · Twitter Post