CVE-2026-48936

Severity: low (CVSS 3.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-06-26 · updated 2026-10-25
Weakness: CWE-284

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

Affected products

Node.js: 26.3.0

References

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

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