{"id":"CVE-2026-124449","title":"OpenEMR before 8.4.0 Missing Authorization via FHIR Media and QuestionnaireResponse Routes","summary":"OpenEMR before 8.4.0 contains a missing authorization vulnerability in FHIR Media/:uuid and QuestionnaireResponse read routes that skip ACL checks. Non-patient API tokens lacking OpenEMR ACLs can request resources by uuid, bypassing comp…","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","cvssSource":"cna","cwe":["CWE-639"],"vendor":"openemr","product":"openemr","affected":["openemr < 8.4.0"],"published":"2026-11-08","updated":"2026-11-08","sourceUpdated":"2026-11-08T13:15:41.011Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-124449","references":[{"url":"https://github.com/openemr/openemr/security/advisories/GHSA-6g45-38wc-5wg9","label":"GitHub Security Advisory (GHSA-6g45-38wc-5wg9)"},{"url":"https://www.vulncheck.com/advisories/openemr-before-8.4.0-missing-authorization-via-fhir-media-and-questionnaireresponse-routes","label":"VulnCheck Advisory: OpenEMR before 8.4.0 Missing Authorization via FHIR Media and QuestionnaireResponse Routes"}],"tags":["cve.org"],"ingestedAt":"2026-11-08T13:50:34.975Z","slug":"CVE-2026-124449","body":"## Overview\n\nOpenEMR before 8.4.0 contains a missing authorization vulnerability in FHIR Media/:uuid and QuestionnaireResponse read routes that skip ACL checks. Non-patient API tokens lacking OpenEMR ACLs can request resources by uuid, bypassing compartment filtering to read any patient's documents and questionnaire responses.\n\n## Affected\n\n- `openemr < 8.4.0`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}