CVE-2026-33909
CWE-89Published: March 25, 2026· Updated: Mar 26, 2026
Official Description
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.
Technical Analysis
CVE-2026-33909 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), with a CVSS base score of 5.9.
From a weakness classification perspective (CWE-89): SQL injection vulnerabilities allow attackers to manipulate database queries, potentially exposing or modifying sensitive data.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (3)
Quick Facts
Related CVEs (CWE-89)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-33909 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts