CVE-2026-124460
Published:November 08, 2026
Updated:November 09, 2026
OpenEMR before 8.3.0 contains an insecure direct object reference vulnerability in PortalPatientController::Read() that allows authenticated patients to read other patients' pending demographic change requests. Attackers can supply another patient's ID in the patientId query string parameter to retrieve PHI including names, addresses, SSNs, and insurance information.
Affected Packages
https://github.com/openemr/openemr.git (GITHUB):
Affected version(s) >=v5_0_1 <v8_3_0 || >=v6_0_0 <v8_3_0 || >=v7_0_0 <v8_3_0 || >=v8_0_0 <v8_3_0Fix Suggestion:
Update to version v8_3_0Related Resources (4)
Do you need more information?
Contact UsCVSS v4
Base Score:
7.1
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Authorization Bypass Through User-Controlled Key