CVE-2026-13611: CWE-862 Missing Authorization in KiviCare
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.
CVSS v3.1
Score 5.3medium
Affected software
KiviCare
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The KiviCare WordPress plugin prior to version 4.5.5 does not enforce authorization checks on certain REST API endpoints. This lack of access control enables unauthenticated attackers to retrieve sensitive data including patient rosters and payment gateway secret keys when configured. The vulnerability is identified as CWE-862 (Missing Authorization) and CWE-200 (Information Exposure). No official patch or remediation guidance is currently documented, and no known exploits are reported in the wild.
Potential Impact
An attacker can disclose sensitive patient information and payment gateway secret keys without authentication. This exposure can lead to privacy violations and potential misuse of payment credentials. There is no indication of integrity or availability impact.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict access to the affected REST endpoints by implementing custom authorization controls or disabling the vulnerable endpoints if possible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-06-29T09:16:07.124Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 6a96844facd9273b4966901d
Added to database: 09/01/2026, 07:52:47 UTC
Last enriched: 09/07/2026, 15:06:14 UTC
Last updated: 10/15/2026, 06:48:14 UTC
Views: 92
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