CVE-2023-54347 HIGH

CVE-2023-54347: OpenEMR 7.0.1 Authentication Brute Force Mitigation Bypass

Vendor Open-Emr
Product OpenEMR
Weakness CWE-307 · Brute force
Published May 5, 2026
Last update May 6, 2026

CVSS base score

8.7/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

What the vulnerability does

01Description

OpenEMR 7.0.1 contains an authentication brute force vulnerability that allows attackers to bypass rate limiting protections by sending repeated login attempts to the main login endpoint. Attackers can submit POST requests with authUser and clearPass parameters to systematically test username and password combinations without account lockout restrictions.

Key dates

02Disclosure timeline

May 5, 2026 CVE published
May 6, 2026 Record updated