CVE-2026-42735 HIGH

CVE-2026-42735: WordPress KiviCare plugin <= 4.3.0 - Broken Authentication vulnerability

Vendor Iqonic Design
Product KiviCare
Weakness CWE-288
Published May 27, 2026
Last update May 27, 2026

CVSS base score

8.2/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality High
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N

What the vulnerability does

01Description

Authentication Bypass Using an Alternate Path or Channel vulnerability in Iqonic Design KiviCare kivicare-clinic-management-system allows Password Recovery Exploitation.This issue affects KiviCare: from n/a through <= 4.3.0.

Explanation of Vulnerability in Simple Terms

02Summary

KiviCare versions up to 4.3.0 contain an authentication bypass vulnerability. An attacker can access sensitive information and modify data without providing valid credentials. The vulnerability requires no user interaction and can be exploited over the network. Site administrators should update to a version newer than 4.3.0 immediately.

What an attacker can do

03Attacker Capabilities

Read sensitive data and modify some site content without logging in.

Potential impact on your site

04Site Impact

Unauthorized users can access patient/user data and alter records in your KiviCare installation.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

May 27, 2026 CVE published
May 27, 2026 Record updated

Related vulnerabilities

08Related CVE