---
id: CVE-2026-16557
title: >-
  The Nimble Page Builder WordPress plugin through 3.3.8 does not perform an
  authorization check when returning page-builder content through an
  authenticated AJAX action, allowing any authenticated user (Subscriber+) to
  disclose the page-b…
summary: >-
  The Nimble Page Builder WordPress plugin through 3.3.8 does not perform an
  authorization check when returning page-builder content through an
  authenticated AJAX action, allowing any authenticated user (Subscriber+) to
  disclose the page-b…
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-200
product: Nimble Page Builder
affected:
  - nimble_page_builder <= 3.3.8
published: '2026-09-19'
updated: '2026-09-21'
sourceUpdated: '2026-09-21T13:34:57.127'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-16557'
references:
  - url: 'https://wpscan.com/vulnerability/a47221d4-bd82-4813-a2de-423fbe014ea0/'
    label: contact@wpscan.com
tags:
  - nvd
  - cve.org
epss: 0.00176
epssPercentile: 0.06356
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-19T13:15:45.895047Z'
ingestedAt: '2026-09-19T06:59:13.118Z'
---

## Overview

The Nimble Page Builder WordPress plugin through 3.3.8 does not perform an authorization check when returning page-builder content through an authenticated AJAX action, allowing any authenticated user (Subscriber+) to disclose the page-builder content of arbitrary non-public (draft, pending, private, scheduled) posts and pages.

## Remediation

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