OpenAI open-sources Codex Security CLI to help developers find and fix vulnerabilities from the command line
OpenAI open-sources Codex Security CLI — a command-line vulnerability scanner that's already patched 3,000+ critical flaws. Developers can adopt it today.

Why it matters
OpenAI ships a practical developer tool that brings AI-powered code security into the CLI workflow. Direct competition with Anthropic's Claude Security signals the automation of application security is moving from lab to production.
The key facts
6 to knowCodex Security CLI is open-source
Previously internal project called 'Aardvark'
Already fixed 3,000+ critical security vulnerabilities
Command-line interface for developers
Direct competitor to Anthropic's Claude Security
Targets automated vulnerability detection and patching
Go to the source
The Decoderthe-decoder.com
Publisher excerpt: OpenAI has released Codex Security CLI, an open-source tool that automatically detects and fixes vulnerabilities in code repositories. Previously known internally as "Aardvark," the system has already helped fix more than 3,000 critical security flaws, according to OpenAI. It competes directly with…