CVE-2026-126418
OpenEMR before 8.5.0 Stored XSS via Billing Code in sl_eob_invoice.php
CVSS Score
6.3
EPSS Score
0.0%
EPSS Percentile
0th
OpenEMR before 8.5.0 contains a stored cross-site scripting vulnerability in interface/billing/sl_eob_invoice.php, which escapes billing codes for HTML attributes but not for JavaScript strings in an inline onkeyup handler. Clinicians with encounter coding access can save crafted billing codes through diagnosis.php that execute script when a Back Office user enters a payment, exposing patient and financial data or performing actions as that user.
| CWE | CWE-79 |
| Vendor | openemr |
| Product | openemr |
| Published | Nov 13, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
Low
Availability
None
Affected Versions
openemr / openemr
0 < 8.5.0
References
Credits
🔍 farisv