CVE-2026-72765
Last modified
CVE-2026-72765 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. 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.
Description
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.
Metrics
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
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| n8n-io | n8n | < 2.32.1 |
| n8n-io | n8n | < 2.31.5 |
References
Timeline
- Published
- Last Modified
- Status
- Received
Frequently Asked Questions
What is CVE-2026-72765?
How severe is CVE-2026-72765?
How do I fix CVE-2026-72765?
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2026
- CVE-2026-72759In affected versions of MISP cti-transmute, the conversion-h…6.9
- CVE-2026-72760Affected versions of MISP cti-transmute disclose users' emai…5.3
- CVE-2026-72761The webhook URL validator in `website/notifications/webhooks…6.9
- CVE-2026-72762n8n versions before 1.123.67, 2.31.5, and 2.32.1 contain an …7.7
- CVE-2026-72763n8n before 1.123.67, 2.31.5, and 2.32.1 validates credential…7.2
- CVE-2026-72764n8n's JavaScript task runner shared a single module cache ac…5.8
- CVE-2026-72766n8n before 1.123.67, 2.x before 2.31.5, and 2.32.x before 2.…8.2
- CVE-2026-72767n8n before 1.123.67, 2.x before 2.31.5, and 2.32.x before 2.…8.7
- CVE-2026-72768n8n versions before 2.32.1 contain a server-side request for…6.4
- CVE-2026-72769n8n before 1.123.67, 2.31.5, and 2.32.1 contains a prototype…6.1
- CVE-2026-72770n8n versions before 1.123.67 contain a path traversal vulner…7.1
- CVE-2026-72771n8n versions before 2.32.1 fail to enforce the Allowed HTTP …7.1
Are you affected by CVE-2026-72765?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST