# CVE-2026-124463: OpenEMR stored cross-site scripting in CAMOS Rx print

Source: https://junglewise.ai/threats/cve-2026-124463-openemr-before-8-3-0-contains-a-stored-cross-site-scripting  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-08. Updated: 2026-11-08  
License: CC BY 4.0 with a link back

CVE-2026-124463 · Severity: high · CVSS 8.7 · Published 2026-11-08

OpenEMR is a widely-used open-source electronic health record system. Authenticated users with access to CAMOS (a form system within OpenEMR) can inject malicious scripts that execute when the entry is printed, allowing them to perform actions as any user viewing the printout, steal patient data, or modify medical records.

Technologies: [OpenEMR](https://junglewise.ai/threats/technologies/openemr-openemr). Vendors: [OpenEMR](https://junglewise.ai/threats/vendors/openemr).

## Quick answers

**Is CVE-2026-124463 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-124463 being exploited in the wild.

**How severe is CVE-2026-124463?** High severity, with a CVSS score of 8.7, published 8 November 2026.

**Which products and versions are affected?** OpenEMR before 8.3.0.

**Is there a fix for CVE-2026-124463?** Yes: fixed in 8.3.0. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.

**How is CVE-2026-124463 attacked?** It is attacked over the network, in a web application.

**Am I affected by CVE-2026-124463?** Check whether you run OpenEMR at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## How to fix

- Fixed in 8.3.0

## Technical details

A stored XSS vulnerability in OpenEMR's CAMOS encounter form and Rx print functionality: the ajax_save.php route stores user-supplied HTML content without encoding, and the rx_print.php route renders it unescaped in the non-print_html branch. An authenticated attacker with CAMOS form access can inject JavaScript that executes in the victim's browser session when they print the CAMOS entry, enabling session hijacking and unauthorized data access.

## Affected products

- OpenEMR OpenEMR before 8.3.0

## Timeline

- 2026-08-18: disclosed
- 2026-11-08: advisory

## References

- [https://github.com/openemr/openemr/security/advisories/GHSA-rc6m-6pq4-r69x](https://github.com/openemr/openemr/security/advisories/GHSA-rc6m-6pq4-r69x)
- [https://www.vulncheck.com/advisories/openemr-before-8.3.0-stored-xss-via-camos-rx-print-view](https://www.vulncheck.com/advisories/openemr-before-8.3.0-stored-xss-via-camos-rx-print-view)

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- [OpenEMR broken access control in portal payment processing](https://junglewise.ai/threats/cve-2026-124489-openemr-before-8-3-0-contains-a-broken-access-control)
- [OpenEMR authorization bypass in encounter form loaders](https://junglewise.ai/threats/cve-2026-124488-openemr-before-8-3-0-contains-an-authorization-bypass)
- [OpenEMR improper authorization in FHIR DocumentReference $docref](https://junglewise.ai/threats/cve-2026-124487-openemr-before-8-4-0-contains-an-improper-authorization)
- [OpenEMR missing authorization in classic document controller](https://junglewise.ai/threats/cve-2026-124486-openemr-before-8-3-0-contains-a-missing-authorization)