Vulnerability Details CVE-2026-85165
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 17.5%
CVSS Severity
CVSS v3 Score 9.9