# socket.io-client@4.8.1 security report (npm)

- Verdict: **No issues** (risk level: safe)
- Scanned: 2026-10-04T16:54:46.000Z
- Files reviewed: 21
- Findings: no findings
- Report: https://security.togoder.click/npm/socket.io-client
- Source: Togoder Security (https://security.togoder.click), AI source-code review

## Summary

Togoder Security scanned the npm package socket.io-client@4.8.1 on Oct 4, 2026. An AI review of 21 source files produced no findings. No malicious behavior, install-time payloads, credential theft or exfiltration were identified.

## Findings

No findings.

## Files reviewed

- `build/cjs/browser-entrypoint.js` (safe): This is a simple CommonJS entrypoint that re-exports the default export from index.js with no malicious patterns detected.
- `build/cjs/contrib/backo2.js` (safe): Cleared by Jev triage; no further analysis needed
- `build/cjs/index.js` (safe): No malicious patterns detected; this is the standard socket.io-client entry point with no data exfiltration, credential harvesting, obfuscation, or suspicious process/network activity.
- `build/cjs/manager.js` (safe): No malicious patterns detected; the code is a legitimate Socket.IO Manager implementation with standard networking functionality.
- `build/cjs/on.js` (safe): Cleared by Jev triage; no further analysis needed
- `build/cjs/socket.js` (safe): No malicious patterns detected; this is the standard socket.io-client Socket class with legitimate networking logic and no exfiltration, credential harvesting, eval, or process spawning.
- `build/cjs/url.js` (safe): No malicious patterns detected
- `build/esm-debug/browser-entrypoint.js` (safe): No malicious patterns detected
- `build/esm-debug/contrib/backo2.js` (safe): Cleared by Jev triage; no further analysis needed
- `build/esm-debug/index.js` (safe): No malicious patterns detected in this standard socket.io-client entry point module.
- `build/esm-debug/manager.js` (safe): No malicious patterns detected; the code is a standard Socket.IO client connection manager with no exfiltration, credential harvesting, obfuscation, or other suspicious behavior.
- `build/esm-debug/on.js` (safe): Cleared by Jev triage; no further analysis needed
- `build/esm-debug/socket.js` (safe): No malicious patterns detected in the Socket.IO client socket implementation
- `build/esm-debug/url.js` (safe): Cleared by Jev triage; no further analysis needed
- `build/esm/browser-entrypoint.js` (safe): No malicious patterns detected
- `build/esm/contrib/backo2.js` (safe): Cleared by Jev triage; no further analysis needed
- `build/esm/index.js` (safe): No malicious patterns detected
- `build/esm/manager.js` (safe): No malicious patterns detected in this standard Socket.IO client Manager implementation; all network activity is through the legitimate engine.io-client transport layer and no credential harvesting, code execution, or filesystem manipulation is present.
- `build/esm/on.js` (safe): Cleared by Jev triage; no further analysis needed
- `build/esm/socket.js` (safe): No malicious patterns detected; the code is a standard Socket.IO client implementation with no data exfiltration, code execution, or filesystem/process manipulation.
- `build/esm/url.js` (safe): Cleared by Jev triage; no further analysis needed

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