{"schema_version":1,"title":"n8n-mcp (npm) vulnerabilities","summary":"Junglewise Threat Intelligence has tracked 12 vulnerabilities in n8n-mcp (npm): 0 in the last 7 days and 2 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-55608, was published on 15 July 2026.","url":"https://junglewise.ai/threats/technologies/n8n-mcp","json_url":"https://junglewise.ai/threats/technologies/n8n-mcp.json","publisher":"Junglewise Threat Intelligence","license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","attribution":"Junglewise Threat Intelligence, https://junglewise.ai/threats/technologies/n8n-mcp","sources":"NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories","kind":"technology","counts":{"high":4,"all_time":12,"critical":1,"exploited":0,"last_7_days":0,"last_30_days":0,"last_90_days":2,"last_365_days":12},"latest":[{"cve":"CVE-2026-55608","cvss":4.2,"epss":0.0028,"slug":"cve-2026-55608-czlonkowski-n8n-mcp-incorrect-authorization-in-multi-tenant-http","title":"czlonkowski n8n-mcp incorrect authorization in multi-tenant HTTP mode","severity":"medium","exploited":false,"published_at":"2026-07-15T21:16:55.307+00:00","url":"https://junglewise.ai/threats/cve-2026-55608-czlonkowski-n8n-mcp-incorrect-authorization-in-multi-tenant-http"},{"cve":"CVE-2026-54052","cvss":9.9,"epss":0.0039,"slug":"cve-2026-54052-czlonkowski-n8n-mcp-authorization-bypass-in-workflow-backups","title":"czlonkowski n8n-mcp authorization bypass in workflow backups","severity":"critical","exploited":false,"published_at":"2026-07-15T21:16:54.797+00:00","url":"https://junglewise.ai/threats/cve-2026-54052-czlonkowski-n8n-mcp-authorization-bypass-in-workflow-backups"},{"cve":"CVE-2026-45707","cvss":8.1,"epss":0.0041,"slug":"cve-2026-45707-czlonkowski-n8n-mcp-improper-access-control-in-multi-tenant-mode","title":"czlonkowski n8n-mcp improper access control in multi-tenant mode","severity":"high","exploited":false,"published_at":"2026-05-29T14:16:31.24+00:00","url":"https://junglewise.ai/threats/cve-2026-45707-czlonkowski-n8n-mcp-improper-access-control-in-multi-tenant-mode"},{"cve":"CVE-2026-45582","cvss":6.5,"epss":0.0046,"slug":"cve-2026-45582-czlonkowski-n8n-mcp-sensitive-information-leak-in-workflow","title":"czlonkowski n8n-mcp sensitive information leak in workflow telemetry","severity":"medium","exploited":false,"published_at":"2026-05-29T14:16:30.563+00:00","url":"https://junglewise.ai/threats/cve-2026-45582-czlonkowski-n8n-mcp-sensitive-information-leak-in-workflow"},{"cve":"CVE-2026-44694","cvss":4,"epss":0.0031,"slug":"cve-2026-44694-czlonkowski-n8n-mcp-ssrf-in-webhook-and-api-client-paths","title":"czlonkowski n8n-mcp authenticated SSRF in webhook and API client","severity":"high","exploited":false,"published_at":"2026-05-08T20:16:31.917+00:00","url":"https://junglewise.ai/threats/cve-2026-44694-czlonkowski-n8n-mcp-ssrf-in-webhook-and-api-client-paths"},{"cve":"CVE-2026-42282","cvss":4.3,"epss":0.0043,"slug":"cve-2026-42282-czlonkowski-n8n-mcp-sensitive-information-leak-in-logs","title":"czlonkowski n8n-mcp sensitive information disclosure in logs","severity":"medium","exploited":false,"published_at":"2026-05-08T20:16:31.717+00:00","url":"https://junglewise.ai/threats/cve-2026-42282-czlonkowski-n8n-mcp-sensitive-information-leak-in-logs"},{"cve":"CVE-2026-41495","cvss":5.3,"epss":0.0041,"slug":"cve-2026-41495-n8n-mcp-logs-sensitive-request-data-on-unauthorized-mcp-requests","title":"czlonkowski n8n-mcp sensitive information disclosure in logs","severity":"medium","exploited":false,"published_at":"2026-05-08T20:16:30.323+00:00","url":"https://junglewise.ai/threats/cve-2026-41495-n8n-mcp-logs-sensitive-request-data-on-unauthorized-mcp-requests"},{"cvss":3.1,"slug":"n8n-mcp-multiple-vulnerabilities-in-api-client-and-telemetry-ef36d1b2","title":"n8n-mcp multiple vulnerabilities in API client and telemetry","severity":"low","exploited":false,"published_at":"2026-05-08T17:00:09+00:00","url":"https://junglewise.ai/threats/n8n-mcp-multiple-vulnerabilities-in-api-client-and-telemetry-ef36d1b2"},{"cve":"CVE-2026-42449","cvss":8.5,"epss":0.0033,"slug":"cve-2026-42449-czlonkowski-n8n-mcp-ssrf-via-ipv4-mapped-ipv6-addresses","title":"czlonkowski n8n-mcp SSRF via IPv4-mapped IPv6 addresses","severity":"high","exploited":false,"published_at":"2026-05-07T21:16:30.133+00:00","url":"https://junglewise.ai/threats/cve-2026-42449-czlonkowski-n8n-mcp-ssrf-via-ipv4-mapped-ipv6-addresses"},{"cvss":3.1,"slug":"n8n-mcp-missing-authentication-in-http-transport-5b2c5068","title":"n8n-mcp missing authentication in HTTP transport","severity":"low","exploited":false,"published_at":"2026-04-10T20:59:58+00:00","url":"https://junglewise.ai/threats/n8n-mcp-missing-authentication-in-http-transport-5b2c5068"},{"cvss":8.2,"slug":"n8n-mcp-missing-authentication-in-http-transport-endpoints-58e3d048","title":"n8n-mcp missing authentication in HTTP transport endpoints","severity":"high","exploited":false,"published_at":"2026-04-10T20:59:58+00:00","url":"https://junglewise.ai/threats/n8n-mcp-missing-authentication-in-http-transport-endpoints-58e3d048"},{"cve":"CVE-2026-39974","cvss":3.1,"epss":0.0043,"slug":"cve-2026-39974-n8n-mcp-authenticated-ssrf-via-instance-url-header","title":"n8n-mcp authenticated SSRF via instance-URL header","severity":"low","exploited":false,"published_at":"2026-04-08T19:53:48+00:00","url":"https://junglewise.ai/threats/cve-2026-39974-n8n-mcp-authenticated-ssrf-via-instance-url-header"}],"weekly":[{"week":"2026-06-29","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-06","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-13","critical":1,"exploited":0,"vulnerabilities":2},{"week":"2026-07-20","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-07-27","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-03","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-10","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-17","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-24","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-08-31","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-07","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-14","critical":0,"exploited":0,"vulnerabilities":0},{"week":"2026-09-21","critical":0,"exploited":0,"vulnerabilities":0}],"related":[{"name":"flowise (npm)","slug":"flowise","vulnerabilities":156,"url":"https://junglewise.ai/threats/technologies/flowise"},{"name":"vm2 (npm)","slug":"vm2","vulnerabilities":82,"url":"https://junglewise.ai/threats/technologies/vm2"},{"name":"@budibase/server (npm)","slug":"budibase-server","vulnerabilities":61,"url":"https://junglewise.ai/threats/technologies/budibase-server"},{"name":"directus (npm)","slug":"directus","vulnerabilities":60,"url":"https://junglewise.ai/threats/technologies/directus"},{"name":"nocodb (npm)","slug":"nocodb","vulnerabilities":55,"url":"https://junglewise.ai/threats/technologies/nocodb"},{"name":"hono (npm)","slug":"hono","vulnerabilities":54,"url":"https://junglewise.ai/threats/technologies/hono"},{"name":"parse-server (npm)","slug":"parse-server","vulnerabilities":42,"url":"https://junglewise.ai/threats/technologies/parse-server"},{"name":"dompurify (npm)","slug":"dompurify","vulnerabilities":39,"url":"https://junglewise.ai/threats/technologies/dompurify"},{"name":"ghost (npm)","slug":"ghost","vulnerabilities":39,"url":"https://junglewise.ai/threats/technologies/ghost"},{"name":"flowise-components (npm)","slug":"flowise-components","vulnerabilities":35,"url":"https://junglewise.ai/threats/technologies/flowise-components"},{"name":"astro (npm)","slug":"astro","vulnerabilities":30,"url":"https://junglewise.ai/threats/technologies/astro"},{"name":"@anthropic-ai/claude-code (npm)","slug":"anthropic-ai-claude-code","vulnerabilities":28,"url":"https://junglewise.ai/threats/technologies/anthropic-ai-claude-code"}],"technology":{"hub":true,"name":"n8n-mcp (npm)","slug":"n8n-mcp","vendor":{"name":"npm","slug":"npm","url":"https://junglewise.ai/threats/vendors/npm"},"aliases":[],"homepage":"https://www.npmjs.com/package/n8n-mcp","repo_url":"https://github.com/n8n-io/n8n-mcp","description":"A Model Context Protocol (MCP) implementation for the n8n workflow automation platform.","url":"https://junglewise.ai/threats/technologies/n8n-mcp"},"most_severe":[{"cve":"CVE-2026-54052","cvss":9.9,"epss":0.0039,"slug":"cve-2026-54052-czlonkowski-n8n-mcp-authorization-bypass-in-workflow-backups","title":"czlonkowski n8n-mcp authorization bypass in workflow backups","severity":"critical","exploited":false,"published_at":"2026-07-15T21:16:54.797+00:00","url":"https://junglewise.ai/threats/cve-2026-54052-czlonkowski-n8n-mcp-authorization-bypass-in-workflow-backups"},{"cve":"CVE-2026-42449","cvss":8.5,"epss":0.0033,"slug":"cve-2026-42449-czlonkowski-n8n-mcp-ssrf-via-ipv4-mapped-ipv6-addresses","title":"czlonkowski n8n-mcp SSRF via IPv4-mapped IPv6 addresses","severity":"high","exploited":false,"published_at":"2026-05-07T21:16:30.133+00:00","url":"https://junglewise.ai/threats/cve-2026-42449-czlonkowski-n8n-mcp-ssrf-via-ipv4-mapped-ipv6-addresses"},{"cvss":8.2,"slug":"n8n-mcp-missing-authentication-in-http-transport-endpoints-58e3d048","title":"n8n-mcp missing authentication in HTTP transport endpoints","severity":"high","exploited":false,"published_at":"2026-04-10T20:59:58+00:00","url":"https://junglewise.ai/threats/n8n-mcp-missing-authentication-in-http-transport-endpoints-58e3d048"},{"cve":"CVE-2026-45707","cvss":8.1,"epss":0.0041,"slug":"cve-2026-45707-czlonkowski-n8n-mcp-improper-access-control-in-multi-tenant-mode","title":"czlonkowski n8n-mcp improper access control in multi-tenant mode","severity":"high","exploited":false,"published_at":"2026-05-29T14:16:31.24+00:00","url":"https://junglewise.ai/threats/cve-2026-45707-czlonkowski-n8n-mcp-improper-access-control-in-multi-tenant-mode"},{"cve":"CVE-2026-44694","cvss":4,"epss":0.0031,"slug":"cve-2026-44694-czlonkowski-n8n-mcp-ssrf-in-webhook-and-api-client-paths","title":"czlonkowski n8n-mcp authenticated SSRF in webhook and API client","severity":"high","exploited":false,"published_at":"2026-05-08T20:16:31.917+00:00","url":"https://junglewise.ai/threats/cve-2026-44694-czlonkowski-n8n-mcp-ssrf-in-webhook-and-api-client-paths"},{"cve":"CVE-2026-45582","cvss":6.5,"epss":0.0046,"slug":"cve-2026-45582-czlonkowski-n8n-mcp-sensitive-information-leak-in-workflow","title":"czlonkowski n8n-mcp sensitive information leak in workflow telemetry","severity":"medium","exploited":false,"published_at":"2026-05-29T14:16:30.563+00:00","url":"https://junglewise.ai/threats/cve-2026-45582-czlonkowski-n8n-mcp-sensitive-information-leak-in-workflow"},{"cve":"CVE-2026-41495","cvss":5.3,"epss":0.0041,"slug":"cve-2026-41495-n8n-mcp-logs-sensitive-request-data-on-unauthorized-mcp-requests","title":"czlonkowski n8n-mcp sensitive information disclosure in logs","severity":"medium","exploited":false,"published_at":"2026-05-08T20:16:30.323+00:00","url":"https://junglewise.ai/threats/cve-2026-41495-n8n-mcp-logs-sensitive-request-data-on-unauthorized-mcp-requests"},{"cve":"CVE-2026-42282","cvss":4.3,"epss":0.0043,"slug":"cve-2026-42282-czlonkowski-n8n-mcp-sensitive-information-leak-in-logs","title":"czlonkowski n8n-mcp sensitive information disclosure in logs","severity":"medium","exploited":false,"published_at":"2026-05-08T20:16:31.717+00:00","url":"https://junglewise.ai/threats/cve-2026-42282-czlonkowski-n8n-mcp-sensitive-information-leak-in-logs"},{"cve":"CVE-2026-55608","cvss":4.2,"epss":0.0028,"slug":"cve-2026-55608-czlonkowski-n8n-mcp-incorrect-authorization-in-multi-tenant-http","title":"czlonkowski n8n-mcp incorrect authorization in multi-tenant HTTP mode","severity":"medium","exploited":false,"published_at":"2026-07-15T21:16:55.307+00:00","url":"https://junglewise.ai/threats/cve-2026-55608-czlonkowski-n8n-mcp-incorrect-authorization-in-multi-tenant-http"},{"cve":"CVE-2026-39974","cvss":3.1,"epss":0.0043,"slug":"cve-2026-39974-n8n-mcp-authenticated-ssrf-via-instance-url-header","title":"n8n-mcp authenticated SSRF via instance-URL header","severity":"low","exploited":false,"published_at":"2026-04-08T19:53:48+00:00","url":"https://junglewise.ai/threats/cve-2026-39974-n8n-mcp-authenticated-ssrf-via-instance-url-header"}],"generated_at":"2026-09-26T10:14:00.201383+00:00"}