high8.4
CVE-2026-58043
A flaw in Node.js Permission Model enforcement can over-grant filesystem access across radix-tree prefix boundaries.
Impact
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**.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Nodejs | Node.Js | from 22.0 through 22.23.1 from 24.0.0 through 24.18.0 from 26.0.0 through 26.5.0 |