CVE-2026-124458

CVSS 7.1 (high) · published 2026-11-08

OpenEMR before 8.4.0 contains an authorization bypass vulnerability in the FHIR GET /fhir/Person/:uuid route that allows patient-portal users to read any staff member's demographics by bypassing compartment enforcement. Attackers holding a patient SMART token with patient/Person.read can harvest staff Person UUIDs from Appointment references to retrieve names, home addresses, phone numbers, and personal emails.

Weakness: CWE-284

Source: NVD CVE-2026-124458

References

• https://github.com/openemr/openemr/security/advisories/GHSA-ggpx-qgcr-w2gh
• https://www.vulncheck.com/advisories/openemr-before-8.4.0-fhir-patient-compartment-bypass-via-person-endpoint
• https://github.com/openemr/openemr/security/advisories/GHSA-ggpx-qgcr-w2gh

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