OpenAI Codex Security tool (CLI/SDK for AI-powered codebase vuln scanning/fixing)

Why It Matters

Needs editorial pass.

Evidence

github.com/openai/codex-security (recent release), HN top (~529 pts, ~15h old), OpenAI help docs describing repo-connected threat modeling from commit history, isolated validation, and proposed fixes (for ChatGPT Enterprise users).

Signal Read

Source Trail

Daily scan: 2026-07-29

• github.comhttps://github.com/openai/codex-security