CVE-2026-48936

Severity CVSS v4.0:

Pending analysis

Type:

CWE-284 Improper Access Control

Publication date:

26/06/2026

Last modified:

26/06/2026

Description

A flaw in Node.js Permission API can cause a local server to be started (via a Unix domain socket), even without the `--allow-net` permission.<br /> <br /> This vulnerability affects one supported release line: **Node.js 26**.

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

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:nodejs:node.js:26.3.0::::-:::

To consult the complete list of CPE names with products and versions, see this page

References to Advisories, Solutions, and Tools

https://nodejs.org/en/blog/vulnerability/june-2026-security-releases