SQL Injection in Open-Emr Openemr

CVE-2026-33909

OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0.3, several variables in the MedEx recall/reminder processing code are concatenated directly into SQL queries without parameterization or type casting, enabling SQL injection. Version 8.0.0.3 contains a patch.

Vulnerability class: SQL Injection

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.004 (30.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-33909: held from 0.003 to 0.004.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-33909?
CVE-2026-33909 is a medium-severity vulnerability in Open-Emr Openemr, classified under SQL Injection. CVSS score: 5.9/10. Published 2026-03-25.
How severe is CVE-2026-33909?
Medium severity. CVSS v3 base score is 5.9 out of 10.