What is GHSA-hh44-mqpq-84jh?

GHSA-hh44-mqpq-84jh is a security advisory published by GitHub Security Advisories with High severity. OpenEMR before 8.4.0 contains an authorization bypass vulnerability in the FHIR GET /fhir/Person/...

Which CVE IDs does GHSA-hh44-mqpq-84jh cover?

GHSA-hh44-mqpq-84jh covers the following CVE IDs: CVE-2026-124458. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-hh44-mqpq-84jh?

GHSA-hh44-mqpq-84jh has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-hh44-mqpq-84jhHighCVSS 6.5

OpenEMR before 8.4.0 contains an authorization bypass vulnerability in the FHIR GET /fhir/Person/...

Vendor

GitHub Security Advisories

Published

November 8, 2026

Last Modified

November 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-124458 →

📋 Description

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.

🔗 References (4)

https://github.com/openemr/openemr/security/advisories/GHSA-ggpx-qgcr-w2gh
https://nvd.nist.gov/vuln/detail/CVE-2026-124458
https://www.vulncheck.com/advisories/openemr-before-8.4.0-fhir-patient-compartment-bypass-via-person-endpoint
https://github.com/advisories/GHSA-hh44-mqpq-84jh