ANSI Escape Code Injection in OpenAI's Codex CLI Leading to RCE

· Dimitar Ganev · Feb. 12, 2026, 9:10 a.m.
Security coding software vulnerabilities openai
Summary
This blog post discusses how an unsanitized model parameter in OpenAI's Codex CLI can lead to serious security issues like remote code execution via terminal spoofing. It highlights the importance of input sanitization in software development.
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