CVE-2026-72765
criticaln8n before 2.31.5 and before 2.32.1 contain a sandbox escape vulnerability in expression evaluation.
Vendor / product: N8n — n8n
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 expression sandbox, triggering system command execution on the host running n8n. The issue is fixed in versions 2.31.5 and 2.32.1.
CVSS
9.9
9.9 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (nvd@nist.gov)
Timeline (UTC)
Published: 2026-08-11 13:19
Modified: 2026-10-29 20:17
NVD status: Analyzed
Last synced 10 hours ago
Verified against the source API 2026-10-29 20:26 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
n8n / n8n ≥2.31.0 <2.31.5, 2.32.0
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Patch / mitigation: https://github.com/n8n-io/n8n/security/advisories/GHSA-gv7g-jm28-cr3m
References
- https://github.com/n8n-io/n8n/security/advisories/GHSA-gv7g-jm28-cr3m disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/n8n-before-remote-code-execution-via-expression-sandb... disclosure@vulncheck.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-29 20:26 UTC · record ↗