CVE-2026-126429

EUVD-2026-125014
OpenEMR before 8.5.0 passes authenticated user-controlled HTML from the doc_lib.php content parameter to mPDF, which resolves local files and nested SVG resources. Authenticated patients or core users can submit crafted CSS imports or php://filter SVG references to read arbitrary server files including credentials and OAuth keys.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 33.16%
Common Weakness Enumeration
References
https://github.com/openemr/openemr/security/advisories/GHSA-h4xc-pqg3-8459
https://www.vulncheck.com/advisories/openemr-before-8.5.0-local-file-disclosure-via-doc-lib-php-pdf-renderer