CVE-2026-33913: OpenEMR: XInclude Injection in CCDA Import Allows Reading Arbitrary Server Files

Severity: medium (CVSS 4.9 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-03-25 · updated 2026-06-17
Weakness: CWE-611

Description

OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0.3, an authenticated user with access to the Carecoordination module can upload a crafted CCDA document containing `<xi:include href="file:///etc/passwd" parse="text"/>` to read arbitrary files from the server. Version 8.0.0.3 patches the issue.

Affected products

openemr: before 8.0.0.3 — fixed in 8.0.0.3

How to fix

Upgrade to a fixed version: openemr 8.0.0.3. Check the vendor advisory for mitigations.

References

https://github.com/openemr/openemr/commit/67e1702c41cf486af0069bdafce19860e2cd9a11
https://github.com/openemr/openemr/releases/tag/v8_0_0_3
https://github.com/openemr/openemr/security/advisories/GHSA-9757-3cfj-wc8q

Get alerted when CVE-2026-33913 or the next vulnerability affects your stack