XSS in Openemr
CVE-2026-33912
OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0.3, an authenticated attacker could craft a malicious form that, when submitted by a victim, executes arbitrary…
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.000 (6.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Openemr — versions < 8.0.0.3
Weakness classification (CWE)
References
- https://github.com/openemr/openemr/security/advisories/GHSA-cpph-949w-w79v (x_refsource_CONFIRM)
- https://github.com/openemr/openemr/commit/24dd47c3e4936a6ddd064924d17b0273c6ac4b66 (x_refsource_MISC)
- https://github.com/openemr/openemr/commit/ae2a9e5edb8c88b9b0dff5969fd3aa98225f047e (x_refsource_MISC)
- https://github.com/openemr/openemr/releases/tag/v8_0_0_3 (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-33912?
- CVE-2026-33912 is a medium-severity vulnerability in Openemr, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-03-25.
- How severe is CVE-2026-33912?
- Medium severity. CVSS v3 base score is 5.4 out of 10.