CVE-2026-126420

MEDIUM 5.9

OpenEMR before 8.5.0 Missing Authorization in FaxSMS utility.php Patient Creation

CVSS Score

5.9

EPSS Score

0.0%

EPSS Percentile

0th

OpenEMR before 8.5.0 contains a missing authorization vulnerability in the FaxSMS module's utility.php that allows read-only demographics users to create patient charts. Attackers can submit the form_create request with chosen identity fields to create fictitious or duplicate patients with employer, history, and insurance records.

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:N/I:H/A:L

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

Low

Affected Versions

openemr / openemr

0 < 8.5.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/openemr/openemr/security/advisories/GHSA-ppg9-2f9f-chc4 vulncheck.com: https://www.vulncheck.com/advisories/openemr-before-8.5.0-missing-authorization-in-faxsms-utility-php-patient-creation

Credits

🔍 farisv