CVE-2020-13565: Open-EMR Openemr

Medium severity, CVSS 6.1. EPSS: 1.9% chance of exploitation in the next 30 days.

An open redirect vulnerability exists in the return_page redirection functionality of phpGACL 3.3.7, OpenEMR 5.0.2 and OpenEMR development version 6.0.0 (commit babec93f600ff1394f91ccd512bcad85832eb6ce). A specially crafted HTTP request can redirect users to an arbitrary URL. An attacker can provide a crafted URL to trigger this vulnerability.

Affected products

• Open-EMR Openemr: version 5.0.2 only
• Phpgacl Project Phpgacl: version 3.3.7 only

Published 2021-02-10. Last modified 2026-06-17.