CVE-2026-126466

EUVD-2026-124958
OpenEMR before 8.5.0 contains a missing authorization vulnerability that allows any authenticated user to create patient records and enumerate patients by omitting aclCheckCore() checks. Attackers can POST to new_comprehensive_save.php to create patients with insurance PHI, or query new_search_popup.php and patient_select.php to leak names, SSNs and DOBs.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 38.95%
Common Weakness Enumeration
References
https://github.com/openemr/openemr/security/advisories/GHSA-cwpg-qv34-gx8x
https://www.vulncheck.com/advisories/openemr-before-8.5.0-missing-authorization-in-patient-create-and-search-endpoints