---
id: CVE-2026-27063
title: >-
  WordPress Kit (formerly ConvertKit) plugin <= 3.4.7 - Broken Access Control
  vulnerability
summary: >-
  Missing Authorization vulnerability in Kit Kit (formerly ConvertKit)
  convertkit allows Exploiting Incorrectly Configured Access Control Security
  Levels.This issue affects Kit (formerly ConvertKit): from n/a through 3.4.7.
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'
cvssSource: cna
cwe:
  - CWE-862
vendor: Kit
product: convertkit
affected:
  - convertkit <= 3.4.7
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-10-30T18:39:49.070620Z'
published: '2026-10-29'
updated: '2026-10-30'
sourceUpdated: '2026-10-30T18:50:05.686Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-27063'
references:
  - url: >-
      https://patchstack.com/database/wordpress/plugin/convertkit/vulnerability/wordpress-kit-formerly-convertkit-plugin-3-4-7-broken-access-control-vulnerability?_s_id=cve
tags:
  - cve.org
epss: 0.00187
epssPercentile: 0.08424
ingestedAt: '2026-11-05T16:24:31.386Z'
---

## Overview

Missing Authorization vulnerability in Kit Kit (formerly ConvertKit) convertkit allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Kit (formerly ConvertKit): from n/a through 3.4.7.

## Affected

- `convertkit <= 3.4.7`

## Remediation

Update the WordPress Kit (formerly ConvertKit) plugin to the latest available version (at least 3.4.8).