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.
Metrics
Affected Vendors & Products
Advisories
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Fixes
Solution
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Workaround
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References
History
Wed, 19 Aug 2026 15:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| Title | OpenEMR < 8.3.0 Stored XSS via Patient Portal Template Import Handler | |
| Weaknesses | CWE-79 | |
| References |
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| Metrics |
cvssV3_1
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Projects
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Status: PUBLISHED
Assigner: VulnCheck
Published:
Updated: 2026-08-19T15:20:11.616Z
Reserved: 2026-04-13T20:29:02.808Z
Link: CVE-2026-40508
No data.
Status : Received
Published: 2026-08-19T15:17:01.707
Modified: 2026-08-19T16:17:09.640
Link: CVE-2026-40508
No data.
OpenCVE Enrichment
No data.
Weaknesses