plugin

Custom New User Notification Vulnerabilities

1 known security issue reported for the Custom New User Notification WordPress plugin. Most recent disclosed Apr 15, 2026.

1 medium

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Custom New User Notification <= 1.2.0 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'User Mail Subject' Setting

medium

The Custom New User Notification plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's admin settings in all versions up to, and including, 1.2.0. This is due to insufficient input sanitization and output escaping on multiple settings fields including 'User Mail Subject', 'User From Name',...

CVSS:
4.4
Affected:
up to 1.2.0
Fix:
No patched version reported
Disclosed:
Apr 15, 2026

CVE-2026-3551 on NVD →

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