CVE-2026-120840 · Package
NO FIX YET
The ThemeGrill User Registration plugin for WordPress has a missing authorization check, so access control settings can be misused. The sources say an attacker can exploit incorrectly configured access control levels in versions through 5.3.0.
first public Nov 7, 2026 · 1 source
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Sites running the User Registration plugin version 5.3.0 or earlier, where the plugin controls who can register or access content. The sources do not describe the exact configuration needed, so the exposure is unknown. Sites without this plugin are not affected.
Not affected if plugin-not-installed
Who cares themegrill, user-registration, wordpress
wp plugin get user-registration --field=version if WP-CLI is available.5.3.0.No fix yet, per the sources.
Missing Authorization vulnerability in ThemeGrill User Registration user-registration allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects User Registration: from n/a through 5.3.0.
This page as .md · .json · CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
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