{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-102940", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-09-29T20:24:43.341Z", "datePublished": "2026-11-05T20:07:31.499Z", "dateUpdated": "2026-11-05T20:07:31.499Z"}, "containers": {"cna": {"title": "OpenEMR: Missing Write ACL Allows Unauthorized Document Reassignment", "problemTypes": [{"descriptions": [{"cweId": "CWE-639", "lang": "en", "description": "CWE-639: Authorization Bypass Through User-Controlled Key", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 9.6, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/openemr/openemr/security/advisories/GHSA-92rh-g949-4mvv", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/openemr/openemr/security/advisories/GHSA-92rh-g949-4mvv"}, {"name": "https://github.com/openemr/openemr/pull/13353", "tags": ["x_refsource_MISC"], "url": "https://github.com/openemr/openemr/pull/13353"}, {"name": "https://github.com/openemr/openemr/commit/312b5d042f7fa49cc78ebed041155fba339a991c", "tags": ["x_refsource_MISC"], "url": "https://github.com/openemr/openemr/commit/312b5d042f7fa49cc78ebed041155fba339a991c"}, {"name": "https://github.com/openemr/openemr/releases/tag/v8_3_0", "tags": ["x_refsource_MISC"], "url": "https://github.com/openemr/openemr/releases/tag/v8_3_0"}], "affected": [{"vendor": "openemr", "product": "openemr", "versions": [{"version": "< 8.4.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-11-05T20:07:31.499Z"}, "descriptions": [{"lang": "en", "value": "OpenEMR is a free and open source electronic health records and medical practice management application. Prior to 8.4.0, controllers/C_Document.class.php write actions, including move_action_process(), do not verify the caller's access to the source document, current patient and category, or destination patient and category before Document::change_patient() performs the mutation. A low-privilege authenticated user can reassign an arbitrary document to a patient or category the user can access and then retrieve it through the normally protected read path. The reassignment occurs before a later list rendering check, so a final HTTP 403 response does not mean the unauthorized write was blocked. This issue is fixed in version 8.4.0."}], "source": {"advisory": "GHSA-92rh-g949-4mvv", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "openemr", "vendor": "openemr", "versions": [{"status": "affected", "version": "< 8.4.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "OpenEMR is a free and open source electronic health records and medical practice management application. Prior to 8.4.0, controllers/C_Document.class.php write actions, including move_action_process(), do not verify the caller's access to the source document, current patient and category, or destination patient and category before Document::change_patient() performs the mutation. A low-privilege authenticated user can reassign an arbitrary document to a patient or category the user can access and then retrieve it through the normally protected read path. The reassignment occurs before a later list rendering check, so a final HTTP 403 response does not mean the unauthorized write was blocked. This issue is fixed in version 8.4.0."}], "id": "CVE-2026-102940", "lastModified": "2026-11-05T20:17:37.543", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 9.6, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 5.8, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-11-05T20:17:37.543", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/openemr/openemr/commit/312b5d042f7fa49cc78ebed041155fba339a991c"}, {"source": "security-advisories@github.com", "url": "https://github.com/openemr/openemr/pull/13353"}, {"source": "security-advisories@github.com", "url": "https://github.com/openemr/openemr/releases/tag/v8_3_0"}, {"source": "security-advisories@github.com", "url": "https://github.com/openemr/openemr/security/advisories/GHSA-92rh-g949-4mvv"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-639"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{}