CVE-2026-124489 OpenEMR before 8.3.0 Broken Access Control via portal_payment.php
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-124489?
CVE-2026-124489 is a high-severity vulnerability in openemr, published on 8 Nov 2026.
Official 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.
Weakness: CWE-639
Which versions are affected by CVE-2026-124489?
How do I fix CVE-2026-124489?
No fix has been published for CVE-2026-124489 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-124489 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-124489 exists.
Sources
Also known as GHSA-59mr-wpc5-mhfg, GHSA-j2cx-3p5q-ppx5.