Medium severity · published Mar 25, 2026
CVE-2026-33909
OpenEMR Vulnerable to SQL Injection via Unsanitized Variables in MedEx Recall/Reminder Processing
5.9
CVSS
0.3%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
High
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
openemr · openemr
< 8.0.0.3 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-33909
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-33909
Patch
https://github.com/openemr/openemr/commit/3d11d2fc1622147d4aa6fbca31a471e7402ffc65
Product
https://github.com/openemr/openemr/releases/tag/v8_0_0_3
Vendor Advisory
https://github.com/openemr/openemr/security/advisories/GHSA-6vx2-w9hw-prqj
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