CVE-2026-33346

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-33346", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-03-18T22:15:11.813Z", "datePublished": "2026-03-19T20:33:10.437Z", "dateUpdated": "2026-03-20T18:10:45.920Z"}, "containers": {"cna": {"title": "OpenEMR has stored XSS in portal_payment.php via Unescaped table_args", "problemTypes": [{"descriptions": [{"cweId": "CWE-79", "lang": "en", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/openemr/openemr/security/advisories/GHSA-qvf6-6xc6-9qv7", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/openemr/openemr/security/advisories/GHSA-qvf6-6xc6-9qv7"}, {"name": "https://github.com/openemr/openemr/commit/6e9e1566d6e271a6d839614674b887e3a73d7da1", "tags": ["x_refsource_MISC"], "url": "https://github.com/openemr/openemr/commit/6e9e1566d6e271a6d839614674b887e3a73d7da1"}], "affected": [{"vendor": "openemr", "product": "openemr", "versions": [{"version": "< 8.0.0.2", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-19T20:33:10.437Z"}, "descriptions": [{"lang": "en", "value": "OpenEMR is a free and open source electronic health records and medical practice management application. Prior to 8.0.0.2, a stored cross-site scripting (XSS) vulnerability in the patient portal payment flow allows a patient portal user to persist arbitrary JavaScript that executes in the browser of a staff member who reviews the payment submission. The payload is stored via `portal/lib/paylib.php` and rendered without escaping in `portal/portal_payment.php`. Version 8.0.0.2 fixes the issue."}], "source": {"advisory": "GHSA-qvf6-6xc6-9qv7", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/openemr/openemr/security/advisories/GHSA-qvf6-6xc6-9qv7", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-03-20T17:03:37.841904Z", "id": "CVE-2026-33346", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-20T18:10:45.920Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"cna": {"title": "OpenEMR has stored XSS in portal_payment.php via Unescaped table_args", "source": {"advisory": "GHSA-qvf6-6xc6-9qv7", "discovery": "UNKNOWN"}, "metrics": [{"cvssV3_1": {"scope": "CHANGED", "version": "3.1", "baseScore": 8.7, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}], "affected": [{"vendor": "openemr", "product": "openemr", "versions": [{"status": "affected", "version": "< 8.0.0.2"}]}], "references": [{"url": "https://github.com/openemr/openemr/security/advisories/GHSA-qvf6-6xc6-9qv7", "name": "https://github.com/openemr/openemr/security/advisories/GHSA-qvf6-6xc6-9qv7", "tags": ["x_refsource_CONFIRM"]}, {"url": "https://github.com/openemr/openemr/commit/6e9e1566d6e271a6d839614674b887e3a73d7da1", "name": "https://github.com/openemr/openemr/commit/6e9e1566d6e271a6d839614674b887e3a73d7da1", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en", "value": "OpenEMR is a free and open source electronic health records and medical practice management application. Prior to 8.0.0.2, a stored cross-site scripting (XSS) vulnerability in the patient portal payment flow allows a patient portal user to persist arbitrary JavaScript that executes in the browser of a staff member who reviews the payment submission. The payload is stored via `portal/lib/paylib.php` and rendered without escaping in `portal/portal_payment.php`. Version 8.0.0.2 fixes the issue."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-79", "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-19T20:33:10.437Z"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-33346", "role": "CISA Coordinator", "options": [{"Exploitation": "poc"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-03-20T17:03:37.841904Z"}}}], "references": [{"url": "https://github.com/openemr/openemr/security/advisories/GHSA-qvf6-6xc6-9qv7", "tags": ["exploit"]}], "providerMetadata": {"shortName": "CISA-ADP", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "dateUpdated": "2026-03-20T17:04:07.731Z"}}]}, "cveMetadata": {"cveId": "CVE-2026-33346", "state": "PUBLISHED", "dateUpdated": "2026-03-19T20:33:10.437Z", "dateReserved": "2026-03-18T22:15:11.813Z", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "datePublished": "2026-03-19T20:33:10.437Z", "assignerShortName": "GitHub_M"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "openemr", "vendor": "openemr", "versions": [{"status": "affected", "version": "< 8.0.0.2"}]}], "source": "security-advisories@github.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:open-emr:openemr:*:*:*:*:*:*:*:*", "matchCriteriaId": "C78F19AD-BD18-4F61-8B1C-DD099DBC6D34", "versionEndExcluding": "8.0.0.2", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "OpenEMR is a free and open source electronic health records and medical practice management application. Prior to 8.0.0.2, a stored cross-site scripting (XSS) vulnerability in the patient portal payment flow allows a patient portal user to persist arbitrary JavaScript that executes in the browser of a staff member who reviews the payment submission. The payload is stored via `portal/lib/paylib.php` and rendered without escaping in `portal/portal_payment.php`. Version 8.0.0.2 fixes the issue."}, {"lang": "es", "value": "OpenEMR es una aplicaci\u00f3n gratuita y de c\u00f3digo abierto de registros m\u00e9dicos electr\u00f3nicos y gesti\u00f3n de consultorios m\u00e9dicos. Antes de la versi\u00f3n 8.0.0.2, una vulnerabilidad de cross-site scripting (XSS) almacenado en el flujo de pago del portal del paciente permite a un usuario del portal del paciente persistir JavaScript arbitrario que se ejecuta en el navegador de un miembro del personal que revisa el env\u00edo del pago. La carga \u00fatil se almacena a trav\u00e9s de 'portal/lib/paylib.php' y se renderiza sin escape en 'portal/portal_payment.php'. La versi\u00f3n 8.0.0.2 corrige el problema."}], "id": "CVE-2026-33346", "lastModified": "2026-06-17T10:37:21.160", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 5.8, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-33346", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-03-20T17:03:37.841904Z", "version": "2.0.3"}}]}, "published": "2026-03-19T21:17:12.180", "references": [{"source": "security-advisories@github.com", "tags": ["Patch"], "url": "https://github.com/openemr/openemr/commit/6e9e1566d6e271a6d839614674b887e3a73d7da1"}, {"source": "security-advisories@github.com", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/openemr/openemr/security/advisories/GHSA-qvf6-6xc6-9qv7"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "tags": ["Exploit", "Vendor Advisory"], "url": "https://github.com/openemr/openemr/security/advisories/GHSA-qvf6-6xc6-9qv7"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,8.0.0.2)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "openemr", "source": "cna", "vendor": "openemr"}, "product": "openemr", "vendor": "openemr"}], "analysis": {"en": {"generated_at": "2026-03-20T16:53:09.094385+00:00", "value": {"mitigation_remediation": ["Upgrade OpenEMR to version 8.0.0.2 or later to apply the vendor patch that addresses the unescaped output issue.", "Verify that portal/portal_payment.php properly escapes all output fields, especially if custom modules are in use.", "If an upgrade cannot be performed immediately, disable the patient portal payment feature until the patch is applied.", "Monitor application logs for attempts to submit JavaScript payloads in payment fields.", "Consider implementing an intrusion detection rule that flags unusual JavaScript code embedded in payment data."], "summary": {"action": "Immediate Patch", "impact": "Stored XSS"}, "threat_synthesis": {"affected_systems": "The affected product is OpenEMR, an open\u2011source electronic health records system, from the openemr vendor. Versions released before 8.0.0.2 are vulnerable, while 8.0.0.2 and later include the fix.", "description_and_impact": "OpenEMR contains a stored cross\u2011site scripting vulnerability that allows a patient portal user to embed arbitrary JavaScript into the payment submission data. The malicious payload is stored through portal/lib/paylib.php and is later rendered by portal/portal_payment.php without escaping, causing the script to run in the browsers of staff members who inspect payment records. This flaw permits the execution of attacker\u2011supplied code within the context of a staff member\u2019s session.", "risk_and_exploitability": "The vulnerability receives a CVSS score of 8.7, classifying it as high severity. The EPSS score is below 1\u202f%, indicating a low current likelihood of exploitation. It is not listed within the CISA KEV catalog. Exploitation requires a patient portal user to submit a payment containing the malicious payload; when a staff member later views that payment, the embedded script executes in their browser. Monitoring for unusual payment entries or restricting payment submissions may mitigate the risk until the patch is applied."}}}}, "created": "2026-03-20T08:56:13.431862+00:00", "updated": "2026-03-25T11:55:01.103464+00:00", "vendors": ["openemr", "openemr$PRODUCT$openemr"]}