HIGH 7.1 NVD
CVE-2026-124462
OpenEMR before 8.3.0 contains an insecure direct object reference vulnerability in OnsiteDocumentController::Query() that allows authenticated portal patients t
OpenEMR before 8.3.0 contains an insecure direct object reference vulnerability in OnsiteDocumentController::Query() that allows authenticated portal patients to bypass the lowercase pid authorization guard by supplying a capitalised Pid parameter. Attackers can request the api/onsitedocuments endpoint with Pid set to another patient's id to overwrite the session-pinned criteria and read other patients' onsite documents containing PHI.
References
- https://github.com/openemr/openemr/security/advisories/GHSA-39jh-r9hg-rwg7
- https://www.vulncheck.com/advisories/openemr-before-8.3.0-patient-portal-idor-via-case-sen
This high severity vulnerability with a CVSS score of 7.1 was published on 2026-11-08 via NVD.
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