Vulnerability Instance
Lookup for vulnerabilities affecting packages.
GET /api/vulnerabilities/69866?format=api
{ "url": "http://public2.vulnerablecode.io/api/vulnerabilities/69866?format=api", "vulnerability_id": "VCID-3mqn-kjm5-9kh7", "summary": "n8n-MCP is an MCP server that provides AI assistants access to n8n node documentation, properties, and operations. Prior to 2.51.3, the workflow telemetry sanitizer could retain partial fragments of URL-shaped node parameters before sending workflow data to the project's anonymous telemetry backend. Values placed in HTTP-Request-style node parameters — such as customer or tenant identifiers, short secrets embedded in query strings, and signed request parameters — could therefore appear in stored telemetry, contrary to the collection boundary documented in PRIVACY.md. This vulnerability is fixed in 2.51.3.", "aliases": [ { "alias": "CVE-2026-45582" }, { "alias": "GHSA-f3rg-xqjj-cj9w" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/40877?format=api", "purl": "pkg:npm/n8n-mcp@2.51.3", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/n8n-mcp@2.51.3" } ], "affected_packages": [], "references": [ { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-45582", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00035", "scoring_system": "epss", "scoring_elements": "0.10815", "published_at": "2026-06-14T12:55:00Z" }, { "value": "0.00035", "scoring_system": "epss", "scoring_elements": "0.10846", "published_at": "2026-06-13T12:55:00Z" }, { "value": "0.00035", "scoring_system": "epss", "scoring_elements": "0.10848", "published_at": "2026-06-12T12:55:00Z" }, { "value": "0.00035", "scoring_system": "epss", "scoring_elements": "0.10789", "published_at": "2026-06-11T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-45582" }, { "reference_url": "https://github.com/czlonkowski/n8n-mcp", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/czlonkowski/n8n-mcp" }, { "reference_url": "https://github.com/czlonkowski/n8n-mcp/commit/6cf6fef653fcd6d598f2f356aac4754931c7329f", "reference_id": "6cf6fef653fcd6d598f2f356aac4754931c7329f", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-05-29T18:44:38Z/" } ], "url": "https://github.com/czlonkowski/n8n-mcp/commit/6cf6fef653fcd6d598f2f356aac4754931c7329f" }, { "reference_url": "https://github.com/czlonkowski/n8n-mcp/pull/782", "reference_id": "782", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-05-29T18:44:38Z/" } ], "url": "https://github.com/czlonkowski/n8n-mcp/pull/782" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45582", "reference_id": "CVE-2026-45582", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45582" }, { "reference_url": "https://github.com/advisories/GHSA-f3rg-xqjj-cj9w", "reference_id": "GHSA-f3rg-xqjj-cj9w", "reference_type": "", "scores": [ { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-f3rg-xqjj-cj9w" }, { "reference_url": "https://github.com/czlonkowski/n8n-mcp/security/advisories/GHSA-f3rg-xqjj-cj9w", "reference_id": "GHSA-f3rg-xqjj-cj9w", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-05-29T18:44:38Z/" } ], "url": "https://github.com/czlonkowski/n8n-mcp/security/advisories/GHSA-f3rg-xqjj-cj9w" }, { "reference_url": "https://github.com/czlonkowski/n8n-mcp/releases/tag/v2.51.3", "reference_id": "v2.51.3", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-05-29T18:44:38Z/" } ], "url": "https://github.com/czlonkowski/n8n-mcp/releases/tag/v2.51.3" } ], "weaknesses": [ { "cwe_id": 201, "name": "Insertion of Sensitive Information Into Sent Data", "description": "The code transmits data to another actor, but a portion of the data includes sensitive information that should not be accessible to that actor." } ], "exploits": [], "severity_range_score": "4.0 - 6.9", "exploitability": null, "weighted_severity": null, "risk_score": null, "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-3mqn-kjm5-9kh7" }