Vulnerability Details CVE-2026-48615
A flaw in Node.js proxy tunnel error handling could expose proxy credentials in `ERR_PROXY_TUNNEL` error messages.
When proxy credentials are embedded in the proxy URL, they may be exposed through error handling paths and captured by logs, diagnostics, or other error consumers.
This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 31.0%
CVSS Severity
CVSS v3 Score 5.9