What is CVE-2026-124479?

CVE-2026-124479 is a medium-severity vulnerability in Openemr, classified under External Control of File Name or Path. CVSS score: 6.5/10. Published 2026-11-08.

How severe is CVE-2026-124479?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Openemr

CVE-2026-124479

OpenEMR before 8.4.0 contains an arbitrary local file read vulnerability in REST document download, where the controller passes stored uploaded document bytes to Symfony's BinaryFileResponse as a filesystem path instead of returning them as content. Authenticated users with document upload and download access can upload a document containing an absolute pathname, such as the sqlconf.php location, then download it to read server files and recover database credentials.

Published 2026-11-08.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Openemr

Weakness classification (CWE)

CWE-73 — External Control of File Name or Path

References

GitHub Security Advisory (GHSA-xgxv-36g2-hq5g) (vendor-advisory)
VulnCheck Advisory: OpenEMR before 8.4.0 Arbitrary File Read via REST Document Download (third-party-advisory)

Frequently asked questions

What is CVE-2026-124479?: CVE-2026-124479 is a medium-severity vulnerability in Openemr, classified under External Control of File Name or Path. CVSS score: 6.5/10. Published 2026-11-08.
How severe is CVE-2026-124479?: Medium severity. CVSS v3 base score is 6.5 out of 10.