CVE-2026-126475

OpenEMR before 8.5.0 contains a reflected cross-site scripting vulnerability that allows authenticated attackers to execute JavaScript by injecting payloads into the searchEleNo POST parameter of the application/index/search endpoint. Attackers can break out of unencoded HTML attributes in auto-suggest.phtml to inject event handlers that fire on DOM insertion, stealing non-HttpOnly session cookies and patient data.