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CVE-2026-109700— WordPress Meta Box – WordPress Custom Fields Framework plugin <= 5.15.2 - Broken Access Control vulnerability

Quick assessment

Affected
eLightUp Meta Box – WordPress Custom Fields Framework
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

eLightUp Meta Box（WordPress 自定义字段框架的元框插件）存在缺少授权（Missing Authorization）漏洞，攻击者可利用其错误配置的访问控制安全级别进行利用。该问题影响 Meta Box – WordPress Custom Fields Framework 的从未知版本至 5.15.2 的所有版本。

CVSS 6.5 · Medium
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I. Basic Information for CVE-2026-109700

Vulnerability Information
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Vulnerability Title
WordPress Meta Box – WordPress Custom Fields Framework plugin <= 5.15.2 - Broken Access Control vulnerability
Source: CVE Program / CVE List V5
Vulnerability 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 5.15.2.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
eLightUp Meta Box – WordPress Custom Fields Framework 0 ~ 5.15.2 -

II. Public POCs for CVE-2026-109700

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III. Intelligence Information for CVE-2026-109700

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Other References for CVE-2026-109700 (1)

IV. Related Vulnerabilities

Same product: Meta Box – WordPress Custom Fields Framework
Same vendor: eLightUp
Same weakness: CWE-862

V. Comments for CVE-2026-109700

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