CVE-2026-126456
OpenEMR before 8.5.0 Stored XSS via Fee Sheet notecodes field
CVSS Score
5.4
EPSS Score
0.0%
EPSS Percentile
0th
OpenEMR before 8.5.0 contains a stored cross-site scripting vulnerability in the Fee Sheet notecodes field, which is escaped with the wrong context. Attackers with clinician access can inject a payload that breaks out of the single-quoted value attribute and executes in higher-privileged users' browsers.
| CWE | CWE-79 |
| Vendor | openemr |
| Product | openemr |
| Published | Nov 13, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
Affected Versions
openemr / openemr
0 < 8.5.0
References
Credits
🔍 AdamKorcz