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CVE-2026-124489— OpenEMR before 8.3.0 Broken Access Control via portal_payment.php

Quick assessment

Affected
openemr openemr
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

OpenEMR 8.3.0 之前的版本在 文件中存在访问控制失效漏洞。该漏洞允许低权限的已认证用户通过篡改患者标识符来绕过计费访问控制列表（ACL）检查。攻击者可修改 和 参数，从而查看任意患者的付款页面，并为其伪造支付收据，导致计费记录被篡改。

CVSS 7.1 · High
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I. Basic Information for CVE-2026-124489

Vulnerability Information
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Vulnerability Title
OpenEMR before 8.3.0 Broken Access Control via portal_payment.php
Source: CVE Program / CVE List V5
Vulnerability Description
OpenEMR before 8.3.0 contains a broken access control vulnerability in portal/portal_payment.php that allows low-privilege authenticated users to bypass billing ACL checks by tampering patient identifiers. Attackers can modify the pid and form_pid parameters to view payment pages and record fraudulent payment receipts for arbitrary patients, corrupting billing records.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过用户控制密钥绕过授权机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
openemr openemr 0 ~ 8.3.0 -

II. Public POCs for CVE-2026-124489

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III. Intelligence Information for CVE-2026-124489

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Other References for CVE-2026-124489 (2)

Same Patch Batch · openemr · 2026-11-08 · 44 CVEs total

CVE-2026-124469 9.9 CRITICAL OpenEMR before 8.3.0 SQL Injection via Fee Sheet warehouse parameter
CVE-2026-124450 9.9 CRITICAL OpenEMR before 8.3.0 Arbitrary File Read/Write via disposeDocument
CVE-2026-124445 9.8 CRITICAL OpenEMR 7.0.1 before 8.4.0 OneTimeAuth Token Replay and PIN Brute Force
CVE-2026-124490 9.1 CRITICAL OpenEMR before 8.3.0 Arbitrary File Read/Write via oe-module-faxsms disposeDocument
CVE-2026-124467 8.8 HIGH OpenEMR before 8.4.0 Remote Code Execution via ESign LFI and fax upload
CVE-2026-124484 8.8 HIGH OpenEMR before 8.4.0 Missing Authorization in Portal Onsite-Document APIs
CVE-2026-124480 8.8 HIGH OpenEMR before 8.4.0 Authorization Bypass via FHIR QuestionnaireResponse APICSRFTOKEN
CVE-2026-124477 8.8 HIGH OpenEMR before 8.3.0 Missing Authorization via delete_Recall in save.php
CVE-2026-124446 8.8 HIGH OpenEMR before 8.3.0 Arbitrary File Read and Write via FaxSMS disposeDocument
CVE-2026-124486 8.8 HIGH OpenEMR before 8.3.0 Missing Authorization in Classic Document Controller
CVE-2026-124463 8.7 HIGH OpenEMR before 8.3.0 Stored XSS via CAMOS Rx Print View
CVE-2026-124483 8.3 HIGH OpenEMR before 8.4.0 Improper Authorization via Prescription REST API
CVE-2026-124488 8.1 HIGH OpenEMR before 8.3.0 Authorization Bypass via load_form.php High-Sensitivity Encounters
CVE-2026-124459 8.1 HIGH OpenEMR before 8.3.0 Cross-Patient IDOR via Encounter Form Viewers and Save Handlers
CVE-2026-124447 8.1 HIGH OpenEMR before 8.3.0 IDOR via OnsitePortalActivityController Update Endpoint
CVE-2026-124472 8.1 HIGH OpenEMR before 8.3.0 Missing Authorization via sl_eob_patient_note.php
CVE-2026-124461 8.1 HIGH OpenEMR before 8.3.0 IDOR via DICOM library/ajax/upload.php Endpoint
CVE-2026-124471 8.1 HIGH OpenEMR before 8.3.0 Missing Authorization and IDOR via sl_eob_invoice.php
CVE-2026-124448 7.6 HIGH OpenEMR before 8.3.0 Stored XSS via CCDA/CCD Preview XSLT Attributes
CVE-2026-124457 7.6 HIGH OpenEMR before 8.3.0 Path Traversal via sl_eob_process.php eraname

Showing top 20 of 44 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: openemr
Same vendor: openemr
Same weakness: CWE-639