{"apiVersion":"1.0","identifier":"CVE-2026-77068","description":"n8n before 2.33.4 and 2.34.x before 2.34.1 contain a remote code execution vulnerability in the @n8n/workflow-sdk node-schema loader used for MCP node-schema loading. The loader derives a node-s schema module path directly from the attacker-supplied node type string without validating path-traversal sequences. An authenticated user with global:member privileges can reference malicious files via path traversal, causing code execution in the n8n main process.","publishedAt":"2026-08-20T12:16:37","lastModifiedAt":"2026-08-25T15:16:43","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-77068","cvssScore":8.7,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/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","epssProbability":0.00484,"riskScore":0.91,"affectedProduct":"n8n","affectedVersions":"<2.33.4,>=2.34.0,<2.34.1","vulnerabilityType":"Web app","operatingSystems":[],"links":{"self":"https://www.redsauce.net/api/cves/CVE-2026-77068","webPages":{"es":"https://www.redsauce.net/es/cves/CVE-2026-77068","en":"https://www.redsauce.net/en/cves/CVE-2026-77068","fr":"https://www.redsauce.net/fr/cves/CVE-2026-77068","pt":"https://www.redsauce.net/pt/cves/CVE-2026-77068","de":"https://www.redsauce.net/de/cves/CVE-2026-77068","sk":"https://www.redsauce.net/sk/cves/CVE-2026-77068","el":"https://www.redsauce.net/el/cves/CVE-2026-77068"},"source":"https://nvd.nist.gov/vuln/detail/CVE-2026-77068"}}