CVE-2026-58043

Public on 2026-07-30
Modified on 2026-07-31
Description
A flaw in Node.js Permission Model enforcement can over-grant filesystem access across radix-tree prefix boundaries.

Under `--permission`, an attacker who is granted access to one path can abuse boundary handling to read from or write to paths outside the intended filesystem allowlist.

This vulnerability affects Node.js **main**, **22.x**, **24.x**, and **26.x**.
Severity
Important severity
Important
See what this means
CVSS v3 Base Score
7.5
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2023 nodejs No Fix Planned
Amazon Linux 2 - Core nodejs-packaging Not Affected
Amazon Linux 2023 nodejs-packaging Not Affected
Amazon Linux 2023 nodejs20 No Fix Planned
Amazon Linux 2023 nodejs20-typescript Not Affected
Amazon Linux 2023 nodejs22 Pending Fix
Amazon Linux 2023 nodejs22-typescript Not Affected
Amazon Linux 2023 nodejs24 Pending Fix
Amazon Linux 2023 nodejs24-typescript Not Affected

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:N