CVE-2026-19417: CWE-639 Authorization Bypass Through User-Controlled Key in KiviCare
KiviCare WordPress plugin versions prior to 4.5.4 contain an authorization bypass vulnerability. Authenticated users with patient-level access can download any media file from the media library, including other patients' medical reports, due to lack of proper entitlement verification.
AI Analysis
Technical Summary
CVE-2026-19417 describes an authorization bypass vulnerability in the KiviCare WordPress plugin before version 4.5.4. The plugin fails to verify that the requesting user is authorized to access the requested media file. This allows authenticated patient-level users to access and download arbitrary files from the media library, including sensitive medical reports uploaded by other patients.
Potential Impact
The vulnerability allows unauthorized access to sensitive files within the media library, potentially exposing private medical information of other patients. The confidentiality of patient data is compromised, but there is no indication of impact on integrity or availability.
Mitigation Recommendations
Upgrade the KiviCare plugin to version 4.5.4 or later, where this authorization bypass vulnerability is fixed. No other mitigation is indicated. Patch status is confirmed by the version boundary provided.
CVE-2026-19417: CWE-639 Authorization Bypass Through User-Controlled Key in KiviCare
Description
KiviCare WordPress plugin versions prior to 4.5.4 contain an authorization bypass vulnerability. Authenticated users with patient-level access can download any media file from the media library, including other patients' medical reports, due to lack of proper entitlement verification.
CVSS v3.1
Score 6.5medium
Affected software
KiviCare
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-19417 describes an authorization bypass vulnerability in the KiviCare WordPress plugin before version 4.5.4. The plugin fails to verify that the requesting user is authorized to access the requested media file. This allows authenticated patient-level users to access and download arbitrary files from the media library, including sensitive medical reports uploaded by other patients.
Potential Impact
The vulnerability allows unauthorized access to sensitive files within the media library, potentially exposing private medical information of other patients. The confidentiality of patient data is compromised, but there is no indication of impact on integrity or availability.
Mitigation Recommendations
Upgrade the KiviCare plugin to version 4.5.4 or later, where this authorization bypass vulnerability is fixed. No other mitigation is indicated. Patch status is confirmed by the version boundary provided.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-08-10T10:16:43.086Z
- State
- PUBLISHED
Threat ID: 6a854e95c6e8be033248b2cd
Added to database: 08/19/2026, 06:35:01 UTC
Last enriched: 09/11/2026, 09:48:03 UTC
Last updated: 10/02/2026, 02:46:03 UTC
Views: 55
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