CVE-2024-21891
High
Description
Node.js depends on multiple built-in utility functions to normalize paths provided to node:fs functions, which can be overwitten with user-defined implementations leading to filesystem permission model bypass through path traversal attack. This vulnerability affects all users using the experimental permission model in Node.js 20 and Node.js 21. Please note that at the time this CVE was issued, the permission model is an experimental feature of Node.js.
SeverityHigh
CVSS8.8
Exploit probability69. percentile1.2%
Product
Nodejs Node.js
PublishedFeb 20, 2024
First seenFeb 20, 2024
Weakness typeCWE-22Path traversal
How to fix
Update
- nodejs node.js20.11.1, 21.6.2 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| nodejs node.js | 20.0.0 ≤ v < 20.11.1, 21.0.0 ≤ v < 21.6.2 | 20.11.1, 21.6.2 |
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