CVE-2026-48936

Node.js: Improper Access Control - Generic

CVE-2026-48936 is fixed in Node.js on 1 platform by Node.js 26.3.1 (version 26.3.1), released June 17, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

3.3

No vendor severity

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0014

2nd percentile

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. This vulnerability affects one supported release line: **Node.js 26**.

Where it's fixed

Product	Fixed in	Fix	Released
Windows apps
Node.js	26.3.1	Node.js 26.3.1	Jun 17, 2026

Details

Published
June 26, 2026
Weakness
CWE-284: Improper Access Control - Generic
Vendor advisory
https://nvd.nist.gov/vuln/detail/CVE-2026-48936

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