HIGH 7.1 NVD
CVE-2026-124482
OpenEMR before 8.4.0 contains an authorization bypass allowing low-privileged SMART standalone-launch users to bind arbitrary patient UUIDs into the OAuth token
OpenEMR before 8.4.0 contains an authorization bypass allowing low-privileged SMART standalone-launch users to bind arbitrary patient UUIDs into the OAuth token context. Attackers with only the patients|demo ACL can select a victim during authorization and read that patient's clinical notes and documents through patient-scoped DocumentReference and Binary FHIR endpoints.
References
- https://github.com/openemr/openemr/security/advisories/GHSA-rm4j-gxwp-qh48
- https://www.vulncheck.com/advisories/openemr-before-8.4.0-cross-patient-phi-exfiltration-v
This high severity vulnerability with a CVSS score of 7.1 was published on 2026-11-08 via NVD.
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