{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-59254", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "state": "PUBLISHED", "assignerShortName": "VulnCheck", "dateReserved": "2026-07-04T12:17:14.301Z", "datePublished": "2026-07-15T11:25:34.866Z", "dateUpdated": "2026-07-15T13:25:43.797Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-07-15T11:46:59.603Z"}, "datePublic": "2026-06-24T00:00:00.000Z", "title": "n8n - External Secrets Disclosure via Workflow Node Expressions", "descriptions": [{"lang": "en", "value": "n8n before 2.28.1 contains an information disclosure vulnerability where external secrets are incorrectly resolved in workflow node expressions outside credentials scope. Authenticated project editors can read plaintext external secret values by referencing them in node expressions without requiring explicit secrets access permissions."}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "Authorization Bypass Through User-Controlled Key", "cweId": "CWE-639", "type": "CWE"}]}], "affected": [{"vendor": "n8n", "product": "n8n", "defaultStatus": "unaffected", "packageURL": "pkg:npm/n8n", "versions": [{"version": "0", "status": "affected", "versionType": "semver", "lessThan": "2.28.1"}, {"version": "2.28.1", "status": "unaffected", "versionType": "semver"}]}, {"vendor": "n8n", "product": "n8n", "defaultStatus": "unaffected", "packageURL": "pkg:npm/n8n", "versions": [{"version": "0", "status": "affected", "versionType": "semver", "lessThan": "2.27.4"}, {"version": "2.27.4", "status": "unaffected", "versionType": "semver"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:n8n:n8n:*:*:*:*:enterprise:node.js:*:*", "versionEndExcluding": "2.28.1"}, {"vulnerable": true, "criteria": "cpe:2.3:a:n8n:n8n:*:*:*:*:enterprise:node.js:*:*", "versionEndExcluding": "2.27.4"}]}]}], "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "baseScore": 6.3, "baseSeverity": "MEDIUM"}}], "references": [{"url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-2434-3x6q-8r99", "name": "GitHub Security Advisory (GHSA-2434-3x6q-8r99)", "tags": ["vendor-advisory"]}, {"name": "VulnCheck Advisory: n8n - External Secrets Disclosure via Workflow Node Expressions", "tags": ["third-party-advisory"], "url": "https://www.vulncheck.com/advisories/n8n-external-secrets-disclosure-via-workflow-node-expressions"}], "x_generator": {"engine": "vulncheck-endgame"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-15T13:20:04.710911Z", "id": "CVE-2026-59254", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-15T13:25:43.797Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-59254", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-07-15T13:20:04.710911Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-15T13:20:06.805Z"}}], "cna": {"title": "n8n - External Secrets Disclosure via Workflow Node Expressions", "metrics": [{"format": "CVSS", "cvssV4_0": {"version": "4.0", "baseScore": 6.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N", "userInteraction": "NONE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "HIGH", "vulnConfidentialityImpact": "NONE"}}], "affected": [{"vendor": "n8n", "product": "n8n", "versions": [{"status": "affected", "version": "0", "lessThan": "2.28.1", "versionType": "semver"}, {"status": "unaffected", "version": "2.28.1", "versionType": "semver"}], "packageURL": "pkg:npm/n8n", "defaultStatus": "unaffected"}, {"vendor": "n8n", "product": "n8n", "versions": [{"status": "affected", "version": "0", "lessThan": "2.27.4", "versionType": "semver"}, {"status": "unaffected", "version": "2.27.4", "versionType": "semver"}], "packageURL": "pkg:npm/n8n", "defaultStatus": "unaffected"}], "datePublic": "2026-06-24T00:00:00.000Z", "references": [{"url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-2434-3x6q-8r99", "name": "GitHub Security Advisory (GHSA-2434-3x6q-8r99)", "tags": ["vendor-advisory"]}, {"url": "https://www.vulncheck.com/advisories/n8n-external-secrets-disclosure-via-workflow-node-expressions", "name": "VulnCheck Advisory: n8n - External Secrets Disclosure via Workflow Node Expressions", "tags": ["third-party-advisory"]}], "x_generator": {"engine": "vulncheck-endgame"}, "descriptions": [{"lang": "en", "value": "n8n before 2.28.1 contains an information disclosure vulnerability where external secrets are incorrectly resolved in workflow node expressions outside credentials scope. Authenticated project editors can read plaintext external secret values by referencing them in node expressions without requiring explicit secrets access permissions."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-639", "description": "Authorization Bypass Through User-Controlled Key"}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:n8n:n8n:*:*:*:*:enterprise:node.js:*:*", "vulnerable": true, "versionEndExcluding": "2.28.1"}, {"criteria": "cpe:2.3:a:n8n:n8n:*:*:*:*:enterprise:node.js:*:*", "vulnerable": true, "versionEndExcluding": "2.27.4"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "shortName": "VulnCheck", "dateUpdated": "2026-07-15T11:46:59.603Z"}}}, "cveMetadata": {"cveId": "CVE-2026-59254", "state": "PUBLISHED", "dateUpdated": "2026-07-15T13:25:43.797Z", "dateReserved": "2026-07-04T12:17:14.301Z", "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10", "datePublished": "2026-07-15T11:25:34.866Z", "assignerShortName": "VulnCheck"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "packageURL": "pkg:npm/n8n", "product": "n8n", "vendor": "n8n", "versions": [{"lessThan": "2.28.1", "status": "affected", "version": "0", "versionType": "semver"}, {"status": "unaffected", "version": "2.28.1", "versionType": "semver"}]}, {"defaultStatus": "unaffected", "packageURL": "pkg:npm/n8n", "product": "n8n", "vendor": "n8n", "versions": [{"lessThan": "2.27.4", "status": "affected", "version": "0", "versionType": "semver"}, {"status": "unaffected", "version": "2.27.4", "versionType": "semver"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "n8n before 2.28.1 contains an information disclosure vulnerability where external secrets are incorrectly resolved in workflow node expressions outside credentials scope. Authenticated project editors can read plaintext external secret values by referencing them in node expressions without requiring explicit secrets access permissions."}], "id": "CVE-2026-59254", "lastModified": "2026-07-15T18:20:21.237", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 6.3, "baseSeverity": "MEDIUM", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "[email protected]", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-59254", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-07-15T13:20:04.710911Z", "version": "2.0.3"}}]}, "published": "2026-07-15T12:18:17.663", "references": [{"source": "[email protected]", "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-2434-3x6q-8r99"}, {"source": "[email protected]", "url": "https://www.vulncheck.com/advisories/n8n-external-secrets-disclosure-via-workflow-node-expressions"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-639"}], "source": "[email protected]", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": ["node.js"], "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.28.1)"}}, {"platform": ["node.js"], "status": "unaffected", "versions": {"scheme": "semver", "value": "2.28.1"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "n8n", "source": "cna", "vendor": "n8n"}, "product": "n8n", "vendor": "n8n"}, {"configurations": [{"platform": ["node.js"], "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.27.4)"}}, {"platform": ["node.js"], "status": "unaffected", "versions": {"scheme": "semver", "value": "2.27.4"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "n8n", "source": "cna", "vendor": "n8n"}, "product": "n8n", "vendor": "n8n"}], "created": "2026-07-16T02:00:03.468642+00:00", "updated": "2026-07-31T04:15:04.433097+00:00", "vendors": ["n8n", "n8n$PRODUCT$n8n"]}