mcp-server-semgrep/semgrep-rules/bash/curl/security/curl-eval.yaml

MCP Server for Semgrep Integration - static code analysis with AI

rules:
- id: curl-eval
  severity: WARNING
  languages:
  - bash
  message: Data is being eval'd from a `curl` command. An attacker with control of the server in the `curl`
    command could inject malicious code into the `eval`, resulting in a system comrpomise. Avoid eval'ing
    untrusted data if you can. If you must do this, consider checking the SHA sum of the content returned
    by the server to verify its integrity.
  metadata:
    owasp:
    - A03:2021 - Injection
    cwe:
    - "CWE-95: Improper Neutralization of Directives in Dynamically Evaluated Code ('Eval Injection')"
    category: security
    technology:
    - bash
    - curl
    confidence: MEDIUM
    references:
    - https://owasp.org/Top10/A03_2021-Injection
    subcategory:
    - vuln
    likelihood: MEDIUM
    impact: MEDIUM
  mode: taint
  pattern-sources:
  - pattern: |
      $(curl ...)
  - pattern: |
      `curl ...`
  pattern-sinks:
  - pattern: eval ...