Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-56847

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
30/07/2026
Last modified:
30/07/2026

Description

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

Impact

Vector 3.x
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N CVSS v3.1 Severity and Metrics:

Base Score: 3.30 LOW
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): Low
Availability (A): None

Base Score 3.x
3.30
Severity 3.x
LOW

References to Advisories, Solutions, and Tools