codexplugin
C

Codex Security

Official

by OpenAI

Plugincoding8.9K stars

Security review and vulnerability guidance for code changes

Install now

$ npx codex-marketplace add openai/plugins/plugins/codex-security --plugin

About

Security review and vulnerability guidance for code changes

Codex Security is a codex plugin that extends OpenAI Codex with coding capabilities. After install, Codex can use Codex Security context and actions during your coding sessions without leaving the conversation.

Source package path: openai/plugins/plugins/codex-security on GitHub (openai/plugins).

Key features

  • Official extension maintained for current Codex APIs
  • Adds Codex Security capabilities directly inside Codex chat
  • Installs with one npx command — no manual config editing
  • Built for coding workflows

How to install

  1. 01

    Copy the install command

    Use the command on this page — it includes the correct --plugin flag for this plugin.

  2. 02

    Run it in your project terminal

    Execute the command from the directory where you use Codex, not necessarily your home folder.

  3. 03

    Restart or reload Codex

    Restart the Codex CLI or reload your IDE window so the new extension is picked up.

  4. 04

    Try an example prompt

    Ask Codex something related to Codex Security to confirm the plugin is active.

Example prompts

Try these after installing to confirm Codex Security is working.

> Connect Codex to Codex Security and show me what actions are available
> Use Codex Security to help with my current coding task
> What can the Codex Security integration do in this project?

Requirements

  • Node.js 18 or newer with npx available
  • Codex CLI or IDE extension installed and signed in
  • Some official plugins open OAuth in your browser on first use
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