Vulnerability in Node.js Node

CVE-2026-48935

A flaw in Node.js Permission API can cause a file metadata to be modified even on a path that was set as read-only with e.g. `--allow-fs-read`. This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (7.2th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-48935: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

  • Node.js Node — versions 22.22.3, 24.16.0, 26.3.0
  • Node.js — versions 22.22.3, 24.16.0, 26.3.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-48935?
CVE-2026-48935 is a low-severity vulnerability in Node.js Node, classified under Incorrect Default Permissions. CVSS score: 3.3/10. Published 2026-06-26.
How severe is CVE-2026-48935?
Low severity. CVSS v3 base score is 3.3 out of 10.