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CVE-2026-124471

8.1, high

openemr Authorization Bypass Through User-Controlled Key Vulnerability

NVD (opens in a new tab) CVE.org (opens in a new tab)
CVSS
8.1, high high CVSS v3.1
EPSS, next 30 days
n/a
Exploitation
No public evidence
Published
8 Nov 2026yesterday

Description

OpenEMR before 8.3.0 contains a missing authorization vulnerability in interface/billing/sl_eob_invoice.php that allows any authenticated user to read and modify billing data for any encounter. Attackers can iterate the id parameter to read patient names and billing notes, and post payments, adjustments, deletions, or billing notes against any patient's account.

Details

Vendor
Openemr
Product
openemr
Weakness
CWE-639 (opens in a new tab)
Status
Received
Updated
8 Nov 2026
Assigner
disclosure@vulncheck.com

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

References 2

Advisories 1

Other references 1

The kind is read from NVD's tags where present and from the shape of the URL otherwise, so treat it as a hint.

Other Openemr CVEs

Every Openemr CVE we hold

Same vendor in what we hold, not a known link between the flaws.

  • CVE-2026-124445 OpenEMR from 7.0.1 before 8.4.0 contains a flaw in src/Common/Auth/OneTimeAuth.php that ignores the enforce_onetime_use and… 9.8, critical
  • CVE-2026-124450 openemr External Control of File Name or Path Vulnerability 9.9, critical
  • CVE-2026-124469 openemr SQL Injection Vulnerability 9.9, critical
  • CVE-2026-124490 openemr External Control of File Name or Path Vulnerability 9.1, critical
  • CVE-2026-124444 openemr SQL Injection Vulnerability 7.1, high
  • CVE-2026-124446 openemr External Control of File Name or Path Vulnerability 8.8, high
  • CVE-2026-124447 openemr Authorization Bypass Through User-Controlled Key Vulnerability 8.1, high
  • CVE-2026-124448 openemr Cross-Site Scripting Vulnerability 7.6, high

Beyond this page

Is CVE-2026-124471 in your network?

This page tells you how dangerous CVE-2026-124471 is out there. Whether it sits on one of your devices, only a scan of your own network can tell. That is what our systems do, every day, for the companies we protect.

  • EXYS7600 OCELOT

    Find it before attackers do

    Ocelot scans your network on a schedule and reports every vulnerability it finds by its CVE identifier, with its CVSS score and how many of your hosts are affected. A finding like CVE-2026-124471 comes with the devices to patch.

    Learn more about EXYS7600 OCELOT

  • EXYS7950 KONDRA

    Detect it if it's exploited

    Until the patch is applied, Kondra monitors your network, events and endpoints in real time. It keeps an inventory of the software installed on every endpoint, and its anomaly detection rules flag what an attacker does once inside.

    Learn more about EXYS7950 KONDRA
Check your exposure

Assembled from the NVD 2.0 API, the CISA Known Exploited Vulnerabilities Catalog and FIRST EPSS. Scores are as of our last collection on 9 Nov 2026, not the live upstream state.