CVE-2026-124489
OpenEMR before 8.3.0 Broken Access Control via portal_payment.php
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.
INFO
Published Date :
Nov. 8, 2026, 1:16 p.m.
Last Modified :
Nov. 8, 2026, 1:16 p.m.
Remotely Exploit :
Yes !
Source :
VulnCheck
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 | ||||
| CVSS 3.1 | HIGH | MITRE-CVE | ||||
| CVSS 4.0 | HIGH | 83251b91-4cc7-4094-a5c7-464a1b83ea10 |
Solution
- Upgrade OpenEMR to version 8.3.0 or newer.
- Apply vendor patches to fix access control issues.
- Validate billing ACL checks are enforced correctly.
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CVE-2026-124489 vulnerability anywhere in the article.