WordPress Security Hardener plugin <= 2.4.4 - Authenticated (Subscriber+) Privilege Escalation vulnerability

Authenticated Subscriber+ Privilege Escalation vulnerability discovered by zickzick2 in WordPress Plugin Security Hardener versions = 2.4.4...

EUVD-2026-64605

The Security Hardener plugin for WordPress is vulnerable to Missing Authorization in all versions up to, and including, 2.4.4. The vulnerability exists because the plugin's user-enumeration protection, which is enabled by default, hooks the restendpoints filter via secureuserendpoints and...

CVE-2026-16149

The Security Hardener plugin for WordPress is vulnerable to Missing Authorization in all versions up to, and including, 2.4.4. The vulnerability exists because the plugin's user-enumeration protection, which is enabled by default, hooks the restendpoints filter via secureuserendpoints and...

CVE-2026-16149: Improper Privilege Management

The Security Hardener plugin for WordPress is vulnerable to Missing Authorization in all versions up to, and including, 2.4.4. The vulnerability exists because the plugin's user-enumeration protection, which is enabled by default, hooks the restendpoints filter via secureuserendpoints and...

CVE-2026-16149 Security Hardener <= 2.4.4 - Authenticated (Subscriber+) Privilege Escalation via REST API '/wp/v2/users' permission_callback Overwrite

The Security Hardener plugin for WordPress is vulnerable to Missing Authorization in all versions up to, and including, 2.4.4. The vulnerability exists because the plugin's user-enumeration protection, which is enabled by default, hooks the restendpoints filter via secureuserendpoints and...

CVE-2026-16149

Security Hardener for WordPress (all versions up to and including 2.4.4 ) contains a Missing Authorization flaw in its user-enumeration protection feature. The plugin's secure_user_endpoints() function hooks the rest_endpoints filter and overwrites the permission_callback on both /wp/v2/users and...

CVE-2026-16149 Security Hardener <= 2.4.4 - Authenticated (Subscriber+) Privilege Escalation via REST API '/wp/v2/users' permission_callback Overwrite

The Security Hardener plugin for WordPress is vulnerable to Missing Authorization in all versions up to, and including, 2.4.4. The vulnerability exists because the plugin's user-enumeration protection, which is enabled by default, hooks the restendpoints filter via secureuserendpoints and...

PT-2026-79745

The Security Hardener plugin for WordPress is vulnerable to Missing Authorization in all versions up to, and including, 2.4.4. The vulnerability exists because the plugin's user-enumeration protection, which is enabled by default, hooks the rest endpoints filter via secure user endpoints and...