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CVE-2026-40508GHSA-5293-8Q47-CF44

OpenEMR < 8.3.0 Stored XSS via Patient Portal Template Import Handler

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 8.3.0
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: poc
  • Automatable: no
  • Technical impact: partial

Summary

OpenEMR before 8.3.0 contains a stored cross-site scripting vulnerability in the patient portal template import handler that allows authenticated attackers with Forms Administration permissions to upload template files containing arbitrary HTML or JavaScript. Attackers can inject malicious scripts through the template upload functionality, which are stored without sanitization and execute in the browser of any other Forms Administration user who views the template in the HTML editor.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: poc · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • openemr openemr

    fixed in 8.3.0

References 4

GitHub · openemr/openemr

vulncheck.com