CVE-2026-56847

A flaw in Node.js Permission Model enforcement allows `trace_events.createTracing().enable()` Writes Trace Logs Outside `--allow-fs-write`. This can lead to confidentiality impact or bypass of the intended security boundary under affected configurations. This vulnerability affects Node.js **22.x**, **24.x**, and **26.x**.

CVSS v3 6.1 MEDIUM

6.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 4.2

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://nodejs.org/en/blog/vulnerability/july-2026-security-releases	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:nodejs:node.js:::::-:::*
	cpe:2.3:a:nodejs:node.js:::::-:::*
	cpe:2.3:a:nodejs:node.js:::::-:::*

History

23 Oct 2026, 22:10

Type	Values Removed	Values Added
Summary		(es) Un fallo en la aplicación del Modelo de Permisos de Node.js permite que ’trace_events.createTracing().enable()’ escriba registros de trazas fuera de ’--allow-fs-write’. Esto puede llevar a un impacto en la confidencialidad o a la elusión del límite de seguridad previsto bajo configuraciones afectadas. Esta vulnerabilidad afecta a Node.js 22.x, 24.x, y 26.x.

Information

Published : 2026-07-30 06:25

Updated : 2026-10-23 22:10

NVD link : CVE-2026-56847

Mitre link : CVE-2026-56847

CVE.ORG link : CVE-2026-56847

JSON object : View

Products Affected

nodejs

node.js

CWE

CWE-1119

Excessive Use of Unconditional Branching

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