Path traversal in Node.js - CVE-2025-27210
Published: July 22, 2025 / Updated: August 1, 2025
Vulnerability identifier: #VU113118
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:P/U:Clear
CVE-ID: CVE-2025-27210
CWE-ID: CWE-22
Exploitation vector: Local access
Exploit availability:
Public exploit is available
Vendor: Node.js Foundation
Affected software:
Node.js
Node.js
Detailed vulnerability description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to input validation error when processing directory traversal sequences affecting Windows device names like CON, PRN, and AUX. A local user can escalate privileges on the system.
Note, this vulnerability exists due to incomplete fix for #VU103223 (CVE-2025-23084).
How to mitigate CVE-2025-27210
Install updates from vendor's website.