KiviCare REST authorization failures expose patients and payment secrets
KiviCare before 4.5.5 omits authorization checks from some REST endpoints. An unauthenticated attacker can retrieve the patient roster and, when a payment gateway is configured, disclose its secret key.
- Component
- KiviCare
- Plugin slug
kivicare-clinic-management-system- Affected
- < 4.5.5
- Safe version
4.5.5- Published
- Sep 01, 2026
This CVE was published Sep 01, 2026 and is one of 22 known issues for this plugin.
Update, patch or deactivate.
Update to KiviCare 4.5.5 or later. If an affected payment gateway was configured, rotate its secret key and review REST access and payment activity.
A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
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 / CNA vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N