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@ethanwilkins/mcp-chrome-bridge-2026@2.3.5: Unknown npm security | LPM Firewall

registry / @ethanwilkins/mcp-chrome-bridge-2026 / 2.3.5

@ethanwilkins/mcp-chrome-bridge-2026@2.3.5

⚠ Under review

Chrome Native-Messaging host (Node)

Static Scan Results

scanned 1mo ago · by rust-scanner

Static analysis completed at 97.0% confidence. No malicious behavior was detected; 23 low-signal pattern(s) were surfaced and cleared.

Static reason

High-risk behavior combination matched malicious policy.; source matched previously finalized malicious package; routed for review

Decision evidence

public snapshot

Behavioral surface

Source

ChildProcessCryptoEnvironmentVarsEvalFilesystemNetworkShell

Supply chain

HighEntropyStringsPossibleObfuscationUrlStrings

ManifestNo manifest risk signals triggered.

scanned 47 file(s), 1.10 MB of source, external domains: 127.0.0.1, api.deepseek.com, example.com

Source & flagged code

15 flagged · loading source

package.jsonView file

•scripts.postinstall = node -e "try{require('./dist/scripts/postinstall.js')}catch(e){if(e.code!=='MODULE_NOT_FOUND')throw e}"

Critical

Red Install Lifecycle Script

Install-time lifecycle script matches a deterministic static-gate block pattern.

package.jsonView on unpkg

•scripts.postinstall = node -e "try{require('./dist/scripts/postinstall.js')}catch(e){if(e.code!=='MODULE_NOT_FOUND')throw e}"

High

Install Time Lifecycle Scripts

Package defines install-time lifecycle scripts.

package.jsonView on unpkg

dist/run_host.shView file

•path = dist/run_host.sh kind = build_helper sizeBytes = 9803 magicHex = [redacted]

Medium

Ships Build Helper

Package ships non-JavaScript build or shell helper files.

dist/run_host.shView on unpkg

Findings

1 Critical13 High4 Medium5 Low

CriticalRed Install Lifecycle Scriptpackage.json

HighInstall Time Lifecycle Scriptspackage.json

HighKnown Malware Source Similaritydist/agent/engines/codex.js

HighKnown Malware Source Similaritydist/browser-profile-manager.js

HighKnown Malware Source Similaritydist/scripts/utils.js

HighKnown Malware Source Similaritydist/agent/engines/claude.js

HighKnown Malware Source Similaritydist/cli.js

HighKnown Malware Source Similaritydist/scripts/browser-config.js

HighKnown Malware Source Similaritydist/scripts/doctor.js

HighKnown Malware Source Similaritydist/scripts/report.js

HighKnown Malware Source Similarity

Affected versions and remediation

This report applies to @ethanwilkins/mcp-chrome-bridge-2026@2.3.5.

See all versions of @ethanwilkins/mcp-chrome-bridge-2026 for other recorded verdicts.

Review the evidence and your use of @ethanwilkins/mcp-chrome-bridge-2026@2.3.5 before allowing it. Restrict the permissions described in this report.
Choose an independently verified alternative or release. This report does not establish that other versions are safe.

Evidence last updated: 2026-09-19 18:33:43.696Z (UTC).

Think this verdict is wrong? Dispute it on GitHub or read how reports are produced.

Source & flagged code

15 flagged

package.jsonView file

Lines 2-42json

2 "name": "@ethanwilkins/mcp-chrome-bridge-2026",

3 "version": "2.3.5",

4 "description": "Chrome Native-Messaging host (Node)",

5 "main": "dist/index.js",

6 "bin": {

7 "mcp-chrome-bridge": "./dist/cli.js",

8 "chrome-mcp-bridge": "./dist/cli.js",

9 "mcp-chrome-stdio": "./dist/mcp/mcp-server-stdio.js"

10 },

11 "scripts": {

12 "dev": "nodemon --watch src --ext ts,js,json --ignore dist/ --exec \"npm run build && npm run register:dev\"",

13 "prebuild": "pnpm --filter @ethanwilkins/chrome-mcp-shared-2026 build",

14 "build": "ts-node src/scripts/build.ts",

15 "prepack": "npm run build",

16 "test": "jest",

17 "test:watch": "jest --watch",

18 "lint": "eslint src",

19 "lint:fix": "eslint src --fix",

20 "format": "prettier --write src",

21 "register:dev": "node dist/scripts/register-dev.js",

22 "postinstall": "node -e \"try{require('./dist/scripts/postinstall.js')}catch(e){if(e.code!=='MODULE_NOT_FOUND')throw e}\""

Critical

Red Install Lifecycle Script

Install-time lifecycle script matches a deterministic static-gate block pattern.

package.jsonView on unpkg · L22

High

Install Time Lifecycle Scripts

Package defines install-time lifecycle scripts.

package.jsonView on unpkg · L22

23 },

24 "files": [

25 "dist",

26 "!dist/node_path.txt",

27 "!dist/**/*.map"

28 ],

29 "engines": {

30 "node": ">=24.0.0"

31 },

32 "preferGlobal": true,

33 "keywords": [

34 "mcp",

35 "chrome",

36 "browser"

37 ],

38 "author": "hangye",

39 "license": "MIT",

40 "dependencies": {

41 "@anthropic-ai/claude-agent-sdk": "^0.1.69",

42 "@fastify/cors": "^11.0.1",

dist/run_host.shView file

•path = dist/run_host.sh kind = build_helper sizeBytes = 9803 magicHex = [redacted]

Medium

Ships Build Helper

Package ships non-JavaScript build or shell helper files.

dist/run_host.shView on unpkg

dist/agent/engines/codex.jsView file

•matchType = normalized_sha256 matchedPackage = @ethanwilkins/mcp-chrome-bridge-2026@2.4.4 matchedPath = dist/agent/engines/codex.js matchedIdentity = npm:[redacted]:2.4.4 similarity = 1.000 summary = normalized source hash matched finalized malicious source

High

Known Malware Source Similarity

Source file is highly similar to a previously finalized malicious package; route for source-aware review.

dist/agent/engines/codex.jsView on unpkg

dist/browser-profile-manager.jsView file

•matchType = normalized_sha256 matchedPackage = @ethanwilkins/mcp-chrome-bridge-2026@2.4.4 matchedPath = dist/browser-profile-manager.js matchedIdentity = npm:[redacted]:2.4.4 similarity = 1.000 summary = normalized source hash matched finalized malicious source

High

Known Malware Source Similarity

Source file is highly similar to a previously finalized malicious package; route for source-aware review.

dist/browser-profile-manager.jsView on unpkg

dist/scripts/utils.jsView file

•matchType = normalized_sha256 matchedPackage = @ethanwilkins/mcp-chrome-bridge-2026@2.4.4 matchedPath = dist/scripts/utils.js matchedIdentity = npm:[redacted]:2.4.4 similarity = 1.000 summary = normalized source hash matched finalized malicious source

High

Known Malware Source Similarity

Source file is highly similar to a previously finalized malicious package; route for source-aware review.

dist/scripts/utils.jsView on unpkg

dist/agent/engines/claude.jsView file

•matchType = normalized_sha256 matchedPackage = @ethanwilkins/mcp-chrome-bridge-2026@2.4.4 matchedPath = dist/agent/engines/claude.js matchedIdentity = npm:[redacted]:2.4.4 similarity = 1.000 summary = normalized source hash matched finalized malicious source

High

Known Malware Source Similarity

Source file is highly similar to a previously finalized malicious package; route for source-aware review.

dist/agent/engines/claude.jsView on unpkg

dist/cli.jsView file

•matchType = normalized_sha256 matchedPackage = @ethanwilkins/mcp-chrome-bridge-2026@2.4.4 matchedPath = dist/cli.js matchedIdentity = npm:[redacted]:2.4.4 similarity = 1.000 summary = normalized source hash matched finalized malicious source

High

Known Malware Source Similarity

Source file is highly similar to a previously finalized malicious package; route for source-aware review.

dist/cli.jsView on unpkg

dist/scripts/browser-config.jsView file

•matchType = normalized_sha256 matchedPackage = auto-chrome-mcp-bridge@1.10.0 matchedPath = dist/scripts/browser-config.js matchedIdentity = npm:YXV0by1jaHJvbWUtbWNwLWJyaWRnZQ:1.10.0 similarity = 1.000 summary = normalized source hash matched finalized malicious source

High

Known Malware Source Similarity

Source file is highly similar to a previously finalized malicious package; route for source-aware review.

dist/scripts/browser-config.jsView on unpkg

dist/scripts/doctor.jsView file

•matchType = normalized_sha256 matchedPackage = @ethanwilkins/mcp-chrome-bridge-2026@2.4.4 matchedPath = dist/scripts/doctor.js matchedIdentity = npm:[redacted]:2.4.4 similarity = 1.000 summary = normalized source hash matched finalized malicious source

High

Known Malware Source Similarity

Source file is highly similar to a previously finalized malicious package; route for source-aware review.

dist/scripts/doctor.jsView on unpkg

dist/scripts/report.jsView file

•matchType = normalized_sha256 matchedPackage = auto-chrome-mcp-bridge@1.10.0 matchedPath = dist/scripts/report.js matchedIdentity = npm:YXV0by1jaHJvbWUtbWNwLWJyaWRnZQ:1.10.0 similarity = 1.000 summary = normalized source hash matched finalized malicious source

High

Known Malware Source Similarity

Source file is highly similar to a previously finalized malicious package; route for source-aware review.

dist/scripts/report.jsView on unpkg

dist/scripts/safe-upgrade.jsView file

•matchType = normalized_sha256 matchedPackage = @ethanwilkins/mcp-chrome-bridge-2026@2.4.4 matchedPath = dist/scripts/safe-upgrade.js matchedIdentity = npm:[redacted]:2.4.4 similarity = 1.000 summary = normalized source hash matched finalized malicious source

High

Known Malware Source Similarity

Source file is highly similar to a previously finalized malicious package; route for source-aware review.

dist/scripts/safe-upgrade.jsView on unpkg

dist/agent/db/client.jsView file

•matchType = normalized_sha256 matchedPackage = @ethanwilkins/mcp-chrome-bridge-2026@2.4.4 matchedPath = dist/agent/db/client.js matchedIdentity = npm:[redacted]:2.4.4 similarity = 1.000 summary = normalized source hash matched finalized malicious source

High

Known Malware Source Similarity

Source file is highly similar to a previously finalized malicious package; route for source-aware review.

dist/agent/db/client.jsView on unpkg

dist/agent/ccr-detector.jsView file

•matchType = normalized_sha256 matchedPackage = @ethanwilkins/mcp-chrome-bridge-2026@2.4.4 matchedPath = dist/agent/ccr-detector.js matchedIdentity = npm:[redacted]:2.4.4 similarity = 1.000 summary = normalized source hash matched finalized malicious source

High

Known Malware Source Similarity

Source file is highly similar to a previously finalized malicious package; route for source-aware review.

dist/agent/ccr-detector.jsView on unpkg

dist/file-handler.jsView file

•matchType = normalized_sha256 matchedPackage = @ethanwilkins/mcp-chrome-bridge-2026@2.4.4 matchedPath = dist/file-handler.js matchedIdentity = npm:[redacted]:2.4.4 similarity = 1.000 summary = normalized source hash matched finalized malicious source

High

Known Malware Source Similarity

Source file is highly similar to a previously finalized malicious package; route for source-aware review.

dist/file-handler.jsView on unpkg