# @npmcli/agent@4.0.2 security report (npm)

- Verdict: **Needs review** (risk level: medium)
- Scanned: 2026-10-06T14:22:54.000Z
- Files reviewed: 6
- Findings: 3 low severity findings
- Report: https://security.togoder.click/npm/@npmcli/agent
- Source: Togoder Security (https://security.togoder.click), AI source-code review

## Summary

Togoder Security scanned the npm package @npmcli/agent@4.0.2 on Oct 6, 2026. An AI review of 6 source files produced 3 low severity findings. The overall verdict is medium: the findings flag risky but common patterns (dynamic code, unsafe defaults, broad file or network access) rather than confirmed malware.

## Findings

### [low] Dynamic module loading

Finding ID: `NPS-6FF34ED1EC83`

File: `lib/proxy.js:3`

The module requires several third-party proxy agent packages (http-proxy-agent, https-proxy-agent, socks-proxy-agent) and lru-cache. These are known packages, but the dependency chain should be verified for supply-chain risk since they execute on import.

### [low] Environment variable harvesting

Finding ID: `NPS-F82EAE378AC2`

File: `lib/proxy.js:14`

The module reads process.env at import time, collecting proxy-related environment variables (https_proxy, http_proxy, proxy, no_proxy). While these are standard proxy config variables, this top-level execution and environment access could be used to silently collect configuration from the host environment.

### [low] Proxy configuration handling

Finding ID: `NPS-303A8AFEE346`

File: `lib/proxy.js:89`

Proxy URLs (which may contain embedded credentials such as http://user:pass@host) are parsed and used to instantiate agent objects. No direct exfiltration occurs in this file, but proxy credentials are handled and could be logged or leaked by callers.

## Files reviewed

- `lib/proxy.js` (medium): The file is a proxy configuration utility that reads standard proxy environment variables and manages proxy agents; no active exfiltration, code execution, or backdoor behavior is present, but it does access process.env and handles potentially credential-bearing proxy URLs.
- `lib/agents.js` (safe): No malicious patterns detected; the code is a legitimate HTTP agent implementation with proxy support, timeout handling, and connection management.
- `lib/dns.js` (safe): No malicious patterns detected
- `lib/errors.js` (safe): Cleared by Jev triage; no further analysis needed
- `lib/index.js` (safe): No malicious patterns detected; the module appears to be a standard HTTP agent/proxy configuration utility.
- `lib/options.js` (safe): No malicious patterns detected; the file only normalizes and caches network agent options.

AI analysis is guidance, not a guarantee. Methodology: https://security.togoder.click/methodology