n8n versions before 2.36.2 contain an expression sandbox bypass vulnerability where free identifiers in spread, computed-key, switch-case, or class-extension positions resolve against process globals. Authenticated users with workflow-edit permission can mutate host objects through expression evaluation, with changes persisting process-wide until restart.
{
"cna_assigner": "VulnCheck",
"cwe_ids": [
"CWE-95"
],
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/85xxx/CVE-2026-85165.json"
}{
"cpe": "cpe:2.3:a:n8n:n8n:*:*:*:*:*:node.js:*:*",
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "2.35.4"
},
{
"introduced": "2.36.0"
},
{
"last_affected": "2.36.2"
}
],
"source": "CPE_RANGE"
}