Security Code Review

Built from Trail of Bits' security skills repo — one of the most respected security firms in the industry. Claude performs static analysis, differential review of changed code, and checks for known dependency vulnerabilities. Findings link to specific code lines with actionable remediation steps. Integrates with GitHub for PR comments and Snyk for CVE detection.

10 min setup5 components3 skills2 MCP serversLast updated Feb 22, 2026

Skills

Static Analysis

Systematic code analysis for security vulnerabilities, code smells, and anti-patterns.

npx skills add trailofbits/skills/static-analysis

Differential Review

Focuses security review on what changed — not the entire codebase.

npx skills add trailofbits/skills/differential-review

Code Review Expert

Comprehensive code review patterns covering architecture, performance, and security.

npx skills add code-review-expert

MCP Servers

GitHub MCP

Pull PR diffs, read changed files, and post review comments directly on PRs.

Snyk MCP

Check for known dependency vulnerabilities and CVEs in your project.

Setup

Add Trail of Bits static analysis and differential review skills, plus the code review skill.

npx skills add trailofbits/skills/static-analysis
npx skills add trailofbits/skills/differential-review
npx skills add code-review-expert

Add GitHub MCP for PR access and review comments.

{
  "mcpServers": {
    "github": {
      "command": "npx",
      "args": ["-y", "@modelcontextprotocol/server-github"],
      "env": { "GITHUB_PERSONAL_ACCESS_TOKEN": "<your-token>" }
    }
  }
}

Add Snyk for dependency vulnerability scanning.

{
  "mcpServers": {
    "snyk": {
      "command": "npx",
      "args": ["-y", "@snyk/mcp-server"],
      "env": { "SNYK_TOKEN": "<your-token>" }
    }
  }
}

Use Cases

Security-focused PR reviews
Static analysis of new code changes
Dependency vulnerability scanning
Automated security audit workflows

securitycode reviewTrail of Bitsstatic analysisvulnerabilitySnykGitHub

All Workflows