CVE-2026-126444

MEDIUM 5.9

OpenEMR before 8.5.0 Missing Authorization in Ensora eRx via eRx.php

CVSS Score

5.9

EPSS Score

0.0%

EPSS Percentile

0th

OpenEMR before 8.5.0 contains a missing authorization vulnerability in the Ensora eRx integration that allows authenticated staff without patients/rx permission to access prescription data by directly requesting eRx.php. Attackers can expose selected patients' demographic, medication, and allergy data in the vendor XML and trigger eRx synchronization state changes.

CWE	CWE-862
Vendor	openemr
Product	openemr
Published	Nov 13, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:L/A:N

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

Low

Availability

None

Affected Versions

openemr / openemr

0 < 8.5.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/openemr/openemr/security/advisories/GHSA-mcr3-5rq6-9vvj vulncheck.com: https://www.vulncheck.com/advisories/openemr-before-8.5.0-missing-authorization-in-ensora-erx-via-erx-php

Credits

🔍 farisv