---
id: CVE-2026-86612
title: >-
  The Ninja Tables WordPress plugin before 5.2.17 does not restrict shortcode
  expansion to administrator-authored table rows which, in a non-default
  configuration, allows unauthenticated users to have arbitrary shortcodes
  executed on a pub…
summary: >-
  The Ninja Tables WordPress plugin before 5.2.17 does not restrict shortcode
  expansion to administrator-authored table rows which, in a non-default
  configuration, allows unauthenticated users to have arbitrary shortcodes
  executed on a pub…
severity: medium
cvss: 5.6
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L'
cwe:
  - CWE-74
product: Ninja Tables
affected:
  - ninja_tables < 5.2.17
published: '2026-09-23'
updated: '2026-09-23'
sourceUpdated: '2026-09-23T18:13:31.210'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86612'
references:
  - url: 'https://wpscan.com/vulnerability/4be7a5e0-9657-4692-904d-b696224e32ec/'
    label: contact@wpscan.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-23T10:35:33.838232Z'
ingestedAt: '2026-09-23T10:21:54.380Z'
epss: 0.00166
epssPercentile: 0.05243
---

## Overview

The Ninja Tables WordPress plugin before 5.2.17 does not restrict shortcode expansion to administrator-authored table rows which, in a non-default configuration, allows unauthenticated users to have arbitrary shortcodes executed on a public page, and to permanently break that page, by submitting an ordinary form entry.

## Remediation

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