---
id: CVE-2026-124472
title: OpenEMR before 8.3.0 Missing Authorization via sl_eob_patient_note.php
summary: >-
  OpenEMR before 8.3.0 contains a missing authorization vulnerability in
  interface/billing/sl_eob_patient_note.php that allows any authenticated user
  to read and modify patient billing notes. Attackers with low-privilege
  accounts can enume…
severity: high
cvss: 8.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'
cvssSource: cna
cwe:
  - CWE-862
vendor: openemr
product: openemr
affected:
  - openemr < 8.3.0
published: '2026-11-08'
updated: '2026-11-08'
sourceUpdated: '2026-11-08T13:15:55.272Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-124472'
references:
  - url: 'https://github.com/openemr/openemr/security/advisories/GHSA-74j7-7q95-rvxg'
    label: GitHub Security Advisory (GHSA-74j7-7q95-rvxg)
  - url: >-
      https://www.vulncheck.com/advisories/openemr-before-8.3.0-missing-authorization-via-sl-eob-patient-note-php
    label: >-
      VulnCheck Advisory: OpenEMR before 8.3.0 Missing Authorization via
      sl_eob_patient_note.php
tags:
  - cve.org
ingestedAt: '2026-11-08T13:50:34.965Z'
---

## Overview

OpenEMR before 8.3.0 contains a missing authorization vulnerability in interface/billing/sl_eob_patient_note.php that allows any authenticated user to read and modify patient billing notes. Attackers with low-privilege accounts can enumerate the patient_id parameter and submit POST requests using the embedded CSRF token to view or tamper with confidential billing data.

## Affected

- `openemr < 8.3.0`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.