OpenEMR before 8.4.0 contains an authorization bypass vulnerability that allows patient-scoped SMART tokens to read other patients' questionnaire responses because FhirQuestionnaireResponseService does not implement IPatientCompartmentResourceService. Attackers holding a patient/QuestionnaireResponse.rs token can request responses by uuid or list the unfiltered bundle to obtain cross-patient clinical assessment answers.

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History

Thu, 12 Nov 2026 01:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sun, 08 Nov 2026 13:30:00 +0000

Type Values Removed Values Added
Description OpenEMR before 8.4.0 contains an authorization bypass vulnerability that allows patient-scoped SMART tokens to read other patients' questionnaire responses because FhirQuestionnaireResponseService does not implement IPatientCompartmentResourceService. Attackers holding a patient/QuestionnaireResponse.rs token can request responses by uuid or list the unfiltered bundle to obtain cross-patient clinical assessment answers.
Title OpenEMR before 8.4.0 FHIR Patient Compartment Bypass via QuestionnaireResponse
First Time appeared Open-emr
Open-emr openemr
Weaknesses CWE-639
CPEs cpe:2.3:a:open-emr:openemr:*:*:*:*:*:*:*:*
Vendors & Products Open-emr
Open-emr openemr
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N'}

cvssV4_0

{'score': 7.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-10T17:55:00.043Z

Reserved: 2026-11-08T02:15:45.476Z

Link: CVE-2026-124464

cve-icon Vulnrichment

Updated: 2026-11-10T15:42:26.162Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-08T14:18:14.320

Modified: 2026-11-10T21:46:37.577

Link: CVE-2026-124464

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-08T16:15:14Z

Weaknesses