CVE-2026-120836

WordPress Meta Box – WordPress Custom Fields Framework plugin <= 5.15.3 - Broken Access Control vulnerability

Published Nov 7, 2026 CVSS 3.1 · 6.5 Medium EPSS < 1% KEV · Not listed
Description
Missing Authorization vulnerability in eLightUp Meta Box – WordPress Custom Fields Framework meta-box allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Meta Box – WordPress Custom Fields Framework: from n/a through 5.15.3.

Remediation

Vendor Solution

Update the WordPress Meta Box – WordPress Custom Fields Framework plugin to the latest available version (at least 5.15.4).

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 eLightUp Meta Box – WordPress Custom Fields Framework meta-box allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Meta Box – WordPress Custom Fields Framework: from n/a through 5.15.3.
Title WordPress Meta Box – WordPress Custom Fields Framework plugin <= 5.15.3 - Broken Access Control vulnerability
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Nov 7, 2026, 6:21 PM
Reserved
Nov 3, 2026, 12:24 AM
Status
Deferred
Published
Nov 7, 2026, 6:17 PM
Modified
Nov 7, 2026, 7:17 PM