SQL injection in OpenEMR - CVE-2026-33914
Published: April 23, 2026
Vulnerability identifier: #VU127354
CSH Severity: Low
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-33914
CWE-ID: CWE-89
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to execute arbitrary SQL commands.
The vulnerability exists due to improper neutralization of special elements used in an SQL command in the PostCalendar categoriesUpdate administrative function when handling the dels POST parameter. A remote privileged user can send a specially crafted POST parameter to execute arbitrary SQL commands.
The issue is blind and supports time-based data extraction.
Affected software
OpenEMR
How to mitigate CVE-2026-33914
Install security update from vendor's website.
OpenEMR - update to 8.0.0.3