MCP Servers

mcp-contract-security

MCP server for scanning smart contracts for security vulnerabilities. It detects issues like reentrancy, overflow, access control, and provides security scores with NEAR-specific recommendations.

Category

README

mcp-contract-security

MCP server for smart contract security scanning.

Implements the required tools:

scan_contract
compare_security_models
audit_checklist

Supports languages:

solidity
rust
typescript

What it checks

scan_contract currently detects heuristic patterns for:

Reentrancy
Integer overflow/underflow risk
Access control issues
Front-running exposure
Oracle manipulation risk

The output includes:

vulnerability list with severity/type/line
security_score
near_equivalent_score
NEAR-specific security notes and recommendation

Install

npm install -g mcp-contract-security

Published package:

npm: https://www.npmjs.com/package/mcp-contract-security
MCP Registry: https://registry.modelcontextprotocol.io/v0/servers/io.github.mastrophot%2Fcontract-security-scanner/versions/0.1.1

MCP config (Claude Desktop)

{
  "mcpServers": {
    "contract-security": {
      "command": "mcp-contract-security"
    }
  }
}

Tool usage

`scan_contract`

Input:

{
  "code": "contract source code here",
  "language": "solidity"
}

`compare_security_models`

Input (optional):

{
  "language": "solidity"
}

`audit_checklist`

Input (optional):

{
  "language": "rust"
}

Local development

npm install
npm run check

Deliverable assets

Additional publish assets are prepared in deliverables/:

deliverables/mcp-registry-submission.md
deliverables/security-subreddit-posts.md
deliverables/blog-why-near-contracts-safer.md
server.json (MCP Registry metadata, schema-validated)

License

MIT

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