CVE-2026-126471

EUVD-2026-124953
OpenEMR before 8.5.0 contains a missing authorization vulnerability in print_referral.php and trend_form.php that allows low-privileged Front Office users to access patient PHI without patients:med permission. Attackers can directly request these endpoints with arbitrary patient_id values to retrieve patient demographics, insurance data, and vitals history, enumerating IDs to expand disclosure.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 30.21%
Common Weakness Enumeration
References
https://github.com/openemr/openemr/security/advisories/GHSA-h9rv-wxcp-x85f
https://www.vulncheck.com/advisories/openemr-before-8.5.0-missing-authorization-via-print-referral-php-and-trend-form-php