mcp-server-semgrep/semgrep-rules/yaml/kubernetes/security/env/flask-debugging-enabled.yaml

MCP Server for Semgrep Integration - static code analysis with AI

rules:
- id: flask-debugging-enabled
  languages: [yaml]
  severity: WARNING
  message: >-
    Do not set FLASK_ENV to "development" since that sets `debug=True` in Flask.
    Use "dev" or a similar term instead.
  metadata:
    owasp: 'A06:2017 - Security Misconfiguration'
    cwe:
    - 'CWE-489: Active Debug Code'
    references:
    - https://flask.palletsprojects.com/en/2.0.x/debugging/
    - https://flask.palletsprojects.com/en/2.0.x/config/#ENV
    category: security
    technology:
    - kubernetes
    - flask
    subcategory:
    - audit
    likelihood: LOW
    impact: MEDIUM
    confidence: LOW
  patterns:
  - pattern-inside: |
      env: [...]
  - pattern: |
      {name: FLASK_ENV, value: "development"}
  fix-regex:
    regex: development
    replacement: dev