CVE-2026-120840

WordPress User Registration plugin <= 5.3.0 - Broken Access Control vulnerability

Published Nov 7, 2026 CVSS 3.1 · 4.3 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

Vendor Solution

Update the WordPress User Registration plugin to the latest available version (at least 5.3.1).

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title WordPress User Registration plugin <= 5.3.0 - Broken Access Control vulnerability
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Nov 7, 2026, 6:36 PM
Reserved
Nov 3, 2026, 12:24 AM
Status
Deferred
Published
Nov 7, 2026, 10:17 AM
Modified
Nov 7, 2026, 7:17 PM