Missing Authorization Vulnerability in Kit by ConvertKit
CVE-2026-110880

6.5MEDIUM

Key Information:

Vendor

WordPress
Status
Kit (formerly Convertkit)
Vendor
CVE Published:
18 October 2026

What is CVE-2026-110880?

A missing authorization vulnerability in Kit (formerly ConvertKit) poses a risk due to incorrectly configured access control security levels. This issue could allow unauthorized users to exploit the application, leading to potential data exposure and security breaches. This vulnerability affects Kit versions up to and including 3.4.6, highlighting the need for users to assess their configurations and ensure proper access restrictions are enforced.

Affected Version(s)

Kit (formerly ConvertKit) 0 <= 3.4.6

References

https://patchstack.com/database/wordpress/plugin/convertk...
vdb-entry

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Vo Duy Thang (Dthangws) | Patchstack Bug Bounty Program
.