CVE-2026-27063

WordPress Kit (formerly ConvertKit) plugin <= 3.4.7 - Broken Access Control vulnerability

Published Oct 29, 2026 CVSS 3.1 · 5.3 Medium EPSS < 1% KEV · Not listed
Description
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.

Remediation

Vendor Solution

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

Tracking

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Advisories

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History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title WordPress Kit (formerly ConvertKit) plugin <= 3.4.7 - Broken Access Control vulnerability
Weaknesses CWE-862
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

Subscriptions

No data.

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Oct 30, 2026, 6:50 PM
Reserved
Feb 17, 2026, 1:23 PM
Status
Deferred
Published
Oct 29, 2026, 3:17 PM
Modified
Oct 30, 2026, 7:18 PM