---
id: CVE-2026-39761
title: Unauthenticated Privilege Escalation in Meta Box AIO <= 3.7.1 versions.
summary: Unauthenticated Privilege Escalation in Meta Box AIO <= 3.7.1 versions.
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-266
vendor: eLightUp
product: meta-box-aio
affected:
  - meta-box-aio >= n/a <= 3.7.1
published: '2026-10-06'
updated: '2026-10-06'
sourceUpdated: '2026-10-06T11:17:23.317'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-39761'
references:
  - url: >-
      https://patchstack.com/database/wordpress/plugin/meta-box-aio/vulnerability/wordpress-meta-box-aio-plugin-3-7-1-privilege-escalation-vulnerability?_s_id=cve
    label: audit@patchstack.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-10-06T10:20:20.375981Z'
ingestedAt: '2026-10-06T08:50:17.483Z'
---

## Overview

Unauthenticated Privilege Escalation in Meta Box AIO <= 3.7.1 versions.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.