registry / hashgraph-mcp / 1.0.6

hashgraph-mcp@1.0.6

Deterministic Protocol Intelligence compiler for AI. Compiles smart contracts into Protocol Graphs via MCP.

Static Scan Results

scanned 2h ago · by rust-scanner

Static analysis flagged 13 finding(s) at 72.0% confidence. This version is warn-only unless an AI or security-team review confirms malicious behavior.

Static reason

One or more suspicious static signals were detected.

Decision evidence

public snapshot

Behavioral surface

Source

ChildProcessCryptoEnvironmentVarsFilesystemNetwork

Supply chain

HighEntropyStringsUrlStrings

ManifestNo manifest risk signals triggered.

scanned 9 file(s), 177 KB of source, external domains: api.anthropic.com, api.deepseek.com, api.openai.com, hashgraph-eight.vercel.app, hsk.blockscout.com, mainnet.hsk.xyz, www.4byte.directory

Source & flagged code

5 flagged

package.jsonView file

Lines 21-61json

21 "hashgraph-mcp": "./dist/server/mcp.js"

22 },

23 "files": [

24 "dist",

25 "scripts/postinstall.js",

26 "LICENSE",

27 "README.md"

28 ],

29 "scripts": {

30 "build:mcp": "tsup src/server/mcp.ts src/sdk/client.ts --format cjs,esm --target node20 --out-dir dist --dts --clean --sourcemap",

31 "build": "npm run build:mcp",

32 "prepublishOnly": "npm run build:mcp",

33 "test": "vitest",

34 "dashboard": "npx ts-node src/server/dashboard.ts",

35 "mcp": "npx tsx src/server/mcp.ts",

36 "seed": "npx tsx scripts/seed_cache.ts",

37 "demo:smoke": "npx tsx scripts/demo_smoke.ts",

38 "demo:attest": "npx tsx scripts/attest_demo.ts",

39 "demo:verify-registry": "npx tsx scripts/verify_registry.ts",

40 "typecheck": "tsc --noEmit",

41 "postinstall": "node scripts/postinstall.js"

High

Install Time Lifecycle Scripts

Package defines install-time lifecycle scripts.

package.jsonView on unpkg · L41

Medium

Ambiguous Install Lifecycle Script

Install-time lifecycle script is not statically allowlisted and needs review.

package.jsonView on unpkg · L41

42 },

43 "engines": {

44 "node": ">=18"

45 },

46 "keywords": [

47 "hashkey",

48 "blockchain",

49 "smart-contracts",

50 "mcp",

51 "model-context-protocol",

52 "ai",

53 "protocol-graph",

54 "deterministic"

55 ],

56 "author": "HashGraph",

57 "license": "MIT",

58 "repository": {

59 "type": "git",

60 "url": "git+https://github.com/Nifemi0/HashGraph.git"

61 },

scripts/postinstall.jsView file

Lines 1-29javascript

1#!/usr/bin/env node

2/**

3 * HashGraph MCP — install hook

4 * - Never fails the install (npx must stay green)

5 * - Best-effort native rebuild for better-sqlite3

6 * - Prints a short quick-start banner

7 */

8"use strict";

10const { spawnSync } = require("child_process");

dist/chunk-FKXKOZT4.mjsView file

Lines 150-190javascript

150 run: (contractAddress) => {

151 this.graphs.delete(String(contractAddress).toLowerCase());

152 }

153 };

154 }

155 if (s.startsWith("delete") && s.includes

Source & flagged code

5 flagged · loading source

package.jsonView file

•scripts.postinstall = node scripts/postinstall.js

High

Install Time Lifecycle Scripts

Package defines install-time lifecycle scripts.

package.jsonView on unpkg

•scripts.postinstall = node scripts/postinstall.js

Medium

Ambiguous Install Lifecycle Script

Install-time lifecycle script is not statically allowlisted and needs review.

package.jsonView on unpkg

scripts/postinstall.jsView file

9Manifest entrypoint (scripts.postinstall) carries capability families absent from dist/build output: environment+network, execution+network L9: L10: const { spawnSync } = require("child_process"); L11: const fs = require("fs"); ... L23: const r = spawnSync( L24: process.platform === "win32" ? "npm.cmd" : "npm", L25: ["rebuild", "better-sqlite3"], ... L27: stdio: "ignore", L28: cwd: path.resolve(__dirname, ".."), L29: env: process.env, L30: timeout: 120000, ... L41: if (process.env.CI || process.env.npm[redacted] === "silent") return; L42: if (!process.stdout.isTTY) return;

High

Entrypoint Build Divergence

Manifest entrypoint contains risky behavior absent from dist/build output.

scripts/postinstall.jsView on unpkg · L9

9L10: const { spawnSync } = require("child_process"); L11: const fs = require("fs"); ... L23: const r = spawnSync( L24: process.platform === "win32" ? "npm.cmd" : "npm", L25: ["rebuild", "better-sqlite3"], ... L27: stdio: "ignore", L28: cwd: path.resolve(__dirname, ".."), L29: env: process.env, L30: timeout: 120000, ... L41: if (process.env.CI || process.env.npm[redacted] === "silent") return; L42: if (!process.stdout.isTTY) return;

High

Sandbox Evasion Gated Capability

Source gates dangerous network, credential, or execution behavior behind CI, host, platform, time, or geo fingerprint checks.

scripts/postinstall.jsView on unpkg · L9

dist/chunk-FKXKOZT4.mjsView file

170package = hashgraph-mcp; repositoryIdentity = hashgraph; dependency = better-sqlite3 L170: try { L171: const Database = __require("better-sqlite3"); L172: return new Database(dbPath);

High

Copied Package Dependency Bridge

Package metadata claims a different repository identity while copied source loads a runtime dependency bridge.

dist/chunk-FKXKOZT4.mjsView on unpkg · L170

Findings

4 High4 Medium5 Low

HighInstall Time Lifecycle Scriptspackage.json

HighEntrypoint Build Divergencescripts/postinstall.js

HighSandbox Evasion Gated Capabilityscripts/postinstall.js

HighCopied Package Dependency Bridgedist/chunk-FKXKOZT4.mjs

MediumAmbiguous Install Lifecycle Scriptpackage.json

MediumNetwork

MediumEnvironment Vars

MediumStructural Risk Force Deep Review

LowNon Install Lifecycle Scripts

LowScripts Present

LowFilesystem

LowHigh Entropy Strings

LowUrl Strings

Source & flagged code

5 flagged

package.jsonView file

Lines 21-61json

21 "hashgraph-mcp": "./dist/server/mcp.js"

22 },

23 "files": [

24 "dist",

25 "scripts/postinstall.js",

26 "LICENSE",

27 "README.md"

28 ],

29 "scripts": {

30 "build:mcp": "tsup src/server/mcp.ts src/sdk/client.ts --format cjs,esm --target node20 --out-dir dist --dts --clean --sourcemap",

31 "build": "npm run build:mcp",

32 "prepublishOnly": "npm run build:mcp",

33 "test": "vitest",

34 "dashboard": "npx ts-node src/server/dashboard.ts",

35 "mcp": "npx tsx src/server/mcp.ts",

36 "seed": "npx tsx scripts/seed_cache.ts",

37 "demo:smoke": "npx tsx scripts/demo_smoke.ts",

38 "demo:attest": "npx tsx scripts/attest_demo.ts",

39 "demo:verify-registry": "npx tsx scripts/verify_registry.ts",

40 "typecheck": "tsc --noEmit",

41 "postinstall": "node scripts/postinstall.js"

High

Install Time Lifecycle Scripts

Package defines install-time lifecycle scripts.

package.jsonView on unpkg · L41

Medium

Ambiguous Install Lifecycle Script

Install-time lifecycle script is not statically allowlisted and needs review.

package.jsonView on unpkg · L41

42 },

43 "engines": {

44 "node": ">=18"

45 },

46 "keywords": [

47 "hashkey",

48 "blockchain",

49 "smart-contracts",

50 "mcp",

51 "model-context-protocol",

52 "ai",

53 "protocol-graph",

54 "deterministic"

55 ],

56 "author": "HashGraph",

57 "license": "MIT",

58 "repository": {

59 "type": "git",

60 "url": "git+https://github.com/Nifemi0/HashGraph.git"

61 },

scripts/postinstall.jsView file

Lines 1-29javascript

1#!/usr/bin/env node

2/**

3 * HashGraph MCP — install hook

4 * - Never fails the install (npx must stay green)

5 * - Best-effort native rebuild for better-sqlite3

6 * - Prints a short quick-start banner

7 */

8"use strict";

10const { spawnSync } = require("child_process");

dist/chunk-FKXKOZT4.mjsView file

Lines 150-190javascript

150 run: (contractAddress) => {

151 this.graphs.delete(String(contractAddress).toLowerCase());

152 }

153 };

154 }

155 if (s.startsWith("delete") && s.includes