Is crossws safe to use?

crossws has a security risk score of 76.03/100 (HIGH risk). Our security analysis detected 192 findings. Review the detailed security assessment below to understand the specific risks before installation.

What are the security risks of crossws?

Based on our automated security analysis, crossws presents high risk level. The extension is analyzed for malware patterns, secret exposure, network communications, permissions, and supply chain vulnerabilities.

How is the security score calculated?

Risky Plugins calculates security scores using weighted categories: severity of findings (25 points max), malware detections (35 points), secret exposure (28 points), network communications (10 points), and obfuscation (10 points). Scores range from 0-100, with higher scores indicating greater risk.

What does CRITICAL, HIGH, MEDIUM, LOW, MINIMAL risk mean?

CRITICAL (80-100): Severe security issues like malware. HIGH (60-79): Significant vulnerabilities. MEDIUM (40-59): Moderate security concerns. LOW (20-39): Minor issues. MINIMAL (0-19): Very low risk. Always review findings before installing any extension.

Is "crossws" on n8n Safe to Install?

pi0 · n8n · v0.4.4

Cross-platform WebSocket Servers for Node.js, Deno, Bun and Cloudflare Workers

Risk Assessment

Analyzed

76.03

out of 100

HIGH

192 security findings detected across all analyzers

Severity Breakdown

Critical

High

119

Medium

Low

Info

Finding Categories

119

IoC Indicators

YARA Rules Matched

8 rules(73 hits)

postinstall file manipulation postinstall network communication postinstall file download credential env files postinstall environment access postinstall system command postinstall crypto operations postinstall obfuscation

About This Extension

Cross-platform WebSocket Servers for Node.js, Deno, Bun and Cloudflare Workers

Detailed Findings

73 total

YARA Rule Matches

8 rules

Indicators of Compromise

Network indicators, suspicious strings, and potential IoCs extracted during analysis

URLs

IP Addresses

Domains

Strings

119

All Indicators · 119

Domain

detected Domain: this.jobs

XIOC detected Domain: this.jobs

extracted_from_files

Domain

detected Domain: process.env.ws

XIOC detected Domain: process.env.ws

extracted_from_files

URL

detected URL: https://developer.mozilla.org/en-US/docs/Web/API/WebSocket)

XIOC detected URL: https://developer.mozilla.org/en-US/docs/Web/API/WebSocket)

extracted_from_files

Domain

detected Domain: npmjs.com

XIOC detected Domain: npmjs.com

extracted_from_files

Domain

detected Domain: contrib.rocks

XIOC detected Domain: contrib.rocks

extracted_from_files

Domain

detected Domain: nodejs.org

XIOC detected Domain: nodejs.org

extracted_from_files

Domain

detected Domain: crossws.h3.dev

XIOC detected Domain: crossws.h3.dev

extracted_from_files

Domain

detected Domain: flat.badgen.net

XIOC detected Domain: flat.badgen.net

extracted_from_files

Domain

detected Domain: gmail.com

XIOC detected Domain: gmail.com

extracted_from_files

Domain

detected Domain: github.com

XIOC detected Domain: github.com

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/readyState)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/readyState)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/url)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/url)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/close)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/close)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/send)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/send)

extracted_from_files

URL

detected URL: https://crossws.h3.dev/adapters/sse).

XIOC detected URL: https://crossws.h3.dev/adapters/sse).

extracted_from_files

URL

detected URL: https://crossws.h3.dev

XIOC detected URL: https://crossws.h3.dev

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/bufferedAmount)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/bufferedAmount)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/extensions)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/extensions)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/close_event)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/close_event)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/error_event)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/error_event)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/message_event)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/message_event)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/open_event)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/open_event)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/protocol)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/protocol)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/MessageEvent/data)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/MessageEvent/data)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/MessageEvent/lastEventId)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/MessageEvent/lastEventId)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/MessageEvent/origin)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/MessageEvent/origin)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/MessageEvent/ports)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/MessageEvent/ports)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/MessageEvent/source)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/MessageEvent/source)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/binaryType)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/WebSocket/binaryType)

extracted_from_files

Other

detected Email: [email protected]

XIOC detected Email: [email protected]

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/stopPropagation)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/stopPropagation)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/EventTarget)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/EventTarget)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/EventTarget/addEventListener)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/EventTarget/addEventListener)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/EventTarget/dispatchEvent)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/EventTarget/dispatchEvent)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/EventTarget/removeEventListener)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/EventTarget/removeEventListener)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/MessageEvent)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/MessageEvent)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/srcElement)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/srcElement)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/target)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/target)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/timeStamp)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/timeStamp)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/type)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/type)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/composedPath)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/composedPath)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/initEvent)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/initEvent)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/preventDefault)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/preventDefault)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/cancelable)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/cancelable)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/composed)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/composed)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/currentTarget)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/currentTarget)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/defaultPrevented)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/defaultPrevented)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/eventPhase)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/eventPhase)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/isTrusted)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/isTrusted)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/returnValue)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/returnValue)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/CloseEvent)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/CloseEvent)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/CloseEvent/code)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/CloseEvent/code)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/CloseEvent/reason)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/CloseEvent/reason)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/CloseEvent/wasClean)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/CloseEvent/wasClean)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/bubbles)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/bubbles)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/cancelBubble)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/cancelBubble)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Uint8Array)

XIOC detected URL: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Uint8Array)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer)

XIOC detected URL: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/ArrayBuffer)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer)

XIOC detected URL: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/SharedArrayBuffer)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/en-US/docs/Web/API/Blob)

XIOC detected URL: https://developer.mozilla.org/en-US/docs/Web/API/Blob)

extracted_from_files

URL

detected URL: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/parse).

XIOC detected URL: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/JSON/parse).

extracted_from_files

URL

detected URL: https://github.com/STRML/async-limiter

XIOC detected URL: https://github.com/STRML/async-limiter

extracted_from_files

URL

detected URL: https://www.cl.cam.ac.uk/%7Emgk25/ucs/utf8_check.c

XIOC detected URL: https://www.cl.cam.ac.uk/%7Emgk25/ucs/utf8_check.c

extracted_from_files

URL

detected URL: https://github.com/h3js/crossws/graphs/contributors)

XIOC detected URL: https://github.com/h3js/crossws/graphs/contributors)

extracted_from_files

URL

detected URL: https://github.com/h3js/crossws/graphs/contributors

XIOC detected URL: https://github.com/h3js/crossws/graphs/contributors

extracted_from_files

URL

detected URL: https://contrib.rocks/image?repo=h3js/crossws

XIOC detected URL: https://contrib.rocks/image?repo=h3js/crossws

extracted_from_files

Domain

detected Domain: pi0.io

XIOC detected Domain: pi0.io

extracted_from_files

URL

detected URL: https://developer.mozilla.org/en-US/docs/Glossary/UUID)

XIOC detected URL: https://developer.mozilla.org/en-US/docs/Glossary/UUID)

extracted_from_files

Domain

detected Domain: value.stream

XIOC detected Domain: value.stream

extracted_from_files

URL

detected URL: https://developer.mozilla.org/en-US/docs/Web/API/WebSocket/message_event)

XIOC detected URL: https://developer.mozilla.org/en-US/docs/Web/API/WebSocket/message_event)

extracted_from_files

URL

detected URL: https://github.com/websockets/ws)

XIOC detected URL: https://github.com/websockets/ws)

extracted_from_files

URL

detected URL: https://crossws.h3.dev/adapters/node#uwebsockets)

XIOC detected URL: https://crossws.h3.dev/adapters/node#uwebsockets)

extracted_from_files

URL

detected URL: https://github.com/uNetworking/uWebSockets.js).

XIOC detected URL: https://github.com/uNetworking/uWebSockets.js).

extracted_from_files

URL

detected URL: https://nodejs.org/en/)

XIOC detected URL: https://nodejs.org/en/)

extracted_from_files

URL

detected URL: https://github.com/nodejs/corepack)

XIOC detected URL: https://github.com/nodejs/corepack)

extracted_from_files

URL

detected URL: https://github.com/h3js/crossws/blob/main/LICENSE)

XIOC detected URL: https://github.com/h3js/crossws/blob/main/LICENSE)

extracted_from_files

URL

detected URL: https://github.com/pi0)

XIOC detected URL: https://github.com/pi0)

extracted_from_files

URL

detected URL: https://flat.badgen.net/npm/v/crossws)](https://npmjs.com/package/crossws)

XIOC detected URL: https://flat.badgen.net/npm/v/crossws)](https://npmjs.com/package/crossws)

extracted_from_files

URL

detected URL: https://flat.badgen.net/npm/dm/crossws)](https://npmjs.com/package/crossws)

XIOC detected URL: https://flat.badgen.net/npm/dm/crossws)](https://npmjs.com/package/crossws)

extracted_from_files

URL

detected URL: https://crossws.h3.dev)

XIOC detected URL: https://crossws.h3.dev)

extracted_from_files

URL

detected URL: https://crossws.h3.dev/adapters/bun),

XIOC detected URL: https://crossws.h3.dev/adapters/bun),

extracted_from_files

URL

detected URL: https://crossws.h3.dev/adapters/cloudflare),

XIOC detected URL: https://crossws.h3.dev/adapters/cloudflare),

extracted_from_files

URL

detected URL: https://crossws.h3.dev/adapters/deno)

XIOC detected URL: https://crossws.h3.dev/adapters/deno)

extracted_from_files

URL

detected URL: https://crossws.h3.dev/adapters/node)

XIOC detected URL: https://crossws.h3.dev/adapters/node)

extracted_from_files

Domain

detected Domain: originalserve.call

XIOC detected Domain: originalserve.call

extracted_from_files

Domain

detected Domain: websocketsse.open

XIOC detected Domain: websocketsse.open

extracted_from_files

Domain

detected Domain: sseevent.data

XIOC detected Domain: sseevent.data

extracted_from_files

Domain

detected Domain: options.stream

XIOC detected Domain: options.stream

extracted_from_files

URL

detected URL: https://developer.mozilla.org/docs/Web/API/Event/stopImmediatePropagation)

XIOC detected URL: https://developer.mozilla.org/docs/Web/API/Event/stopImmediatePropagation)

extracted_from_files

Other

detected Email: [email protected]

XIOC detected Email: [email protected]

extracted_from_files

URL

detected URL: https://github.com/websockets/ws

XIOC detected URL: https://github.com/websockets/ws

extracted_from_files

Domain

detected Domain: this.id

XIOC detected Domain: this.id

extracted_from_files

Domain

detected Domain: internal.ws

XIOC detected Domain: internal.ws

extracted_from_files

Domain

detected Domain: hasownprop.call

XIOC detected Domain: hasownprop.call

extracted_from_files

Domain

detected Domain: event.data

XIOC detected Domain: event.data

extracted_from_files

Domain

detected Domain: peer.id

XIOC detected Domain: peer.id

extracted_from_files

Domain

detected Domain: lines.map

XIOC detected Domain: lines.map

extracted_from_files

Domain

detected Domain: req.runtime.deno.info

XIOC detected Domain: req.runtime.deno.info

extracted_from_files

Domain

detected Domain: opts.host

XIOC detected Domain: opts.host

extracted_from_files

URL

detected Domain: parsedurl.search

XIOC detected Domain: parsedurl.search

extracted_from_files

URL

detected Domain: parsedurl.host

XIOC detected Domain: parsedurl.host

extracted_from_files

Domain

detected Domain: opts.headers.host

XIOC detected Domain: opts.headers.host

extracted_from_files

Domain

detected Domain: options.host

XIOC detected Domain: options.host

extracted_from_files

Domain

detected Domain: this.read

XIOC detected Domain: this.read

extracted_from_files

Domain

detected Domain: object.prototype.tostring.call

XIOC detected Domain: object.prototype.tostring.call

extracted_from_files

Domain

detected Domain: options.data

XIOC detected Domain: options.data

extracted_from_files

Domain

detected Domain: listener.handleevent.call

XIOC detected Domain: listener.handleevent.call

extracted_from_files

Domain

detected Domain: listener.call

XIOC detected Domain: listener.call

extracted_from_files

Domain

detected Domain: configurations.map

XIOC detected Domain: configurations.map

extracted_from_files

Domain

detected Domain: values.map

XIOC detected Domain: values.map

extracted_from_files

Domain

detected Domain: websocket.open

XIOC detected Domain: websocket.open

extracted_from_files

Domain

detected Domain: sender.ping

XIOC detected Domain: sender.ping

extracted_from_files

Domain

detected Domain: automd.unjs.io

XIOC detected Domain: automd.unjs.io

extracted_from_files

Domain

detected Domain: developer.mozilla.org

XIOC detected Domain: developer.mozilla.org

extracted_from_files

Domain

detected Domain: this.name

XIOC detected Domain: this.name

extracted_from_files

Domain

detected Domain: www.cl.cam.ac.uk

XIOC detected Domain: www.cl.cam.ac.uk

extracted_from_files

URL

detected URL: https://automd.unjs.io)_

XIOC detected URL: https://automd.unjs.io)_

extracted_from_files

Security Analysis Summary

Security Analysis Overview

crossws is a n8n extension published by pi0. Version 0.4.4 has been analyzed by the Risky Plugins security platform, receiving a risk score of 76.03/100 (HIGH risk) based on 192 security findings.

Risk Assessment

This extension presents high security risk. Significant concerns were identified during analysis. It is not recommended for use in sensitive or production environments without thorough review.

Findings Breakdown

Medium: 119 finding(s)
Low: 73 finding(s)

What Was Analyzed

The security assessment covers multiple analysis categories:

Malware Detection: YARA rule matching against 2,400+ malware signatures
Secret Detection: Scanning for exposed API keys, tokens, and credentials
Static Analysis: Code-level security analysis for common vulnerability patterns
Network Analysis: Detection of suspicious network communications and endpoints
Obfuscation Detection: Identification of code obfuscation techniques

Developer Information

crossws is published by pi0 on the n8n marketplace.

Recommendation

This extension is not recommended for installation without thorough manual review. Consider alternatives with lower risk scores, or contact the developer to address the identified security concerns.

Source Code Viewer

Source Code Not Available

Source code is not available for this version of the extension.