Vulnerability Details CVE-2026-33933
OpenEMR is a free and open source electronic health records and medical practice management application. Starting in version 7.0.2.1 and prior to version 8.0.0.3, a reflected cross-site scripting (XSS) vulnerability in the custom template editor allows an attacker to execute arbitrary JavaScript in an authenticated staff member's browser session by sending them a crafted URL. The attacker does not need an OpenEMR account. Version 8.0.0.3 patches the issue.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 8.8%
CVSS Severity
CVSS v3 Score 6.1
References
- https://github.com/openemr/openemr/commit/d5c8d49ef19983472b2d7db0dbebd2dac9d6a200
- https://github.com/openemr/openemr/commit/de9b6eb0da574430e8223c014cf4a05b0adc29d8
- https://github.com/openemr/openemr/releases/tag/v8_0_0_3
- https://github.com/openemr/openemr/security/advisories/GHSA-9qh7-cfq4-j7c3
- https://github.com/openemr/openemr/security/advisories/GHSA-9qh7-cfq4-j7c3
Products affected by CVE-2026-33933
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cpe:2.3:a:open-emr:openemr:7.0.2.1
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cpe:2.3:a:open-emr:openemr:7.0.2.2
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cpe:2.3:a:open-emr:openemr:7.0.2.3
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cpe:2.3:a:open-emr:openemr:7.0.3
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cpe:2.3:a:open-emr:openemr:7.0.3.1
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cpe:2.3:a:open-emr:openemr:7.0.3.2
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cpe:2.3:a:open-emr:openemr:7.0.3.3
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cpe:2.3:a:open-emr:openemr:7.0.3.4
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cpe:2.3:a:open-emr:openemr:7.0.4
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cpe:2.3:a:open-emr:openemr:7.3.0
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cpe:2.3:a:open-emr:openemr:8.0.0