CVE-2026-13612
MediumCVSS 4.3Exploitation Probability (EPSS)
Low risk8th percentile - higher than 8% of all known CVEs
Summary
The KiviCare WordPress plugin before 4.5.2 does not verify that the requesting user owns the records being accessed. Authenticated patient-level users can read other patients' bills, invoices and appointment details.
Risk Assessment
Serious patient privacy breach, including medical and financial data. This can lead to GDPR violations and loss of trust in the healthcare facility.
Recommendation
Update the KiviCare plugin to version 4.5.2 or later. Implement ownership-based access control on records.
Other vulnerabilities in KiviCare
See all- CVE-2026-13611Medium
The KiviCare WordPress plugin before 4.5.5 does not perform authorization checks on some of its REST endpoints, allowing unauthenticated attackers to disclose the patient roster and, when a payment gateway is configured, the payment gateway secret key.
- CVE-2026-15453Medium
The KiviCare plugin for WordPress up to version 4.5.1 is vulnerable to generic SQL injection via the 'searchTerm' parameter. Authenticated attackers with custom-level access can append additional SQL queries to extract sensitive information from the database.
- CVE-2026-13610High
The KiviCare WordPress plugin before version 4.5.2 does not restrict the roles assignable through its unauthenticated registration endpoint, allowing unauthenticated attackers to create an active, privileged clinic-staff (doctor) account with full access to patient records, billing and clinic data.
- CVE-2026-13613High
The KiviCare WordPress plugin before 4.5.2 does not properly sanitise and escape user-supplied parameters before using them in a SQL query. Authenticated users with a clinic staff-level role can perform SQL injection.
- CVE-2026-15073Medium
The KiviCare – Clinic & Patient Management System (EHR) plugin for WordPress is vulnerable to generic SQL Injection via the 'orderby' parameter in all versions up to and including 4.5.0 due to insufficient escaping and lack of proper SQL query preparation. This allows authenticated attackers with Doctor-level access or higher to append additional SQL queries, potentially extracting sensitive database information.
- CVE-2026-15072Medium
The KiviCare – Clinic & Patient Management System (EHR) plugin for WordPress is vulnerable to generic SQL injection via the 'orderby' parameter in versions up to and including 4.5.0. This is due to insufficient escaping and lack of proper SQL query preparation.
- CVE-2026-11990Medium
The KiviCare – Clinic & Patient Management System (EHR) plugin for WordPress up to version 4.4.0 inclusive contains an authorization bypass vulnerability. Unauthenticated attackers can mark arbitrary pending appointments as Confirmed and forge associated payment records, bypassing payment entirely.
- CVE-2026-40792Medium
In KiviCare versions <= 4.2.1, there is a vulnerability related to Insecure Direct Object References (IDOR) for subscribers.
Original NVD description (English source)
The KiviCare WordPress plugin before 4.5.2 does not verify that the requesting user owns the records being accessed, allowing authenticated patient-level users to read other patients' bills, invoices and appointment details.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS