{"id":"CVE-2026-72765","title":"n8n before 2.32.1 Remote Code Execution via Expression Sandbox Escape","summary":"n8n before 2.31.5 and before 2.32.1 contain a sandbox escape vulnerability in expression evaluation. An authenticated user with permission to create or modify workflows can craft expressions using arrow-function bodies to bypass the expr…","severity":"high","cvss":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","cvssSource":"cna","cwe":["CWE-94"],"vendor":"n8n-io","product":"n8n","affected":["n8n >= 2.32.0 < 2.32.1","n8n < 2.31.5"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-08-11T17:44:22.147940Z"},"published":"2026-08-11","updated":"2026-10-29","sourceUpdated":"2026-10-29T21:16:38.269Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-72765","references":[{"url":"https://github.com/n8n-io/n8n/security/advisories/GHSA-gv7g-jm28-cr3m","label":"GitHub Security Advisory (GHSA-gv7g-jm28-cr3m)"},{"url":"https://www.vulncheck.com/advisories/n8n-before-remote-code-execution-via-expression-sandbox-escape","label":"VulnCheck Advisory: n8n before 2.32.1 Remote Code Execution via Expression Sandbox Escape"}],"tags":["cve.org"],"epss":0.00861,"epssPercentile":0.58553,"ingestedAt":"2026-11-03T08:39:35.590Z","slug":"CVE-2026-72765","body":"## Overview\n\nn8n before 2.31.5 and before 2.32.1 contain a sandbox escape vulnerability in expression evaluation. An authenticated user with permission to create or modify workflows can craft expressions using arrow-function bodies to bypass the expression sandbox, triggering system command execution on the host running n8n. The issue is fixed in versions 2.31.5 and 2.32.1.\n\n## Affected\n\n- `n8n >= 2.32.0 < 2.32.1`\n- `n8n < 2.31.5`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":47.8,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}