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Description

OpenEMR is a free and open source electronic health records and medical practice management application. Versions prior to 8.0.0.2 are vulnerable to stored cross-site scripting (XSS) via unescaped `portal_login_username` in the portal credential print view. A patient portal user can set their login username to an XSS payload, which then executes in a clinic staff member's browser when they open the "Create Portal Login" page for that patient. This crosses from the patient session context into the staff/admin session context. Version 8.0.0.2 fixes the issue.

PUBLISHED Reserved 2026-03-18 | Published 2026-03-19 | Updated 2026-03-24 | Assigner GitHub_M




MEDIUM: 5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Problem types

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

< 8.0.0.2
affected

References

github.com/...penemr/security/advisories/GHSA-cp37-pmfx-5mhm

github.com/...ommit/c32139b5144b1c704015221520ad2f931e25f10d

cve.org (CVE-2026-33303)

nvd.nist.gov (CVE-2026-33303)

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