What is CVE-2020-19364?

CVE-2020-19364 is a high-severity vulnerability in Open-Emr Openemr, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2021-01-20.

How severe is CVE-2020-19364?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2020-19364 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Arbitrary file upload in Open-Emr Openemr

CVE-2020-19364

OpenEMR 5.0.1 allows an authenticated attacker to upload and execute malicious PHP scripts through /controller.php.

Vulnerability class: Unrestricted File Upload

Published 2021-01-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.706 (99.4th percentile), scored 2026-10-28.

High probability of exploitation in the next 30 days — patch promptly. 99th percentile — 99.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.706 · newest: 0.706 · change: 0.000

Affected products

Open-Emr Openemr — versions 5.0.1

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

Public proof-of-concept exploits

EmreOvunc/OpenEMR_

References

github.com/EmreOvunc/OpenEMR_Vulnerabilities (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-19364?: CVE-2020-19364 is a high-severity vulnerability in Open-Emr Openemr, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2021-01-20.
How severe is CVE-2020-19364?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2020-19364 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.