CVE-2026-19591

OpenAI Codex CLI (Windows, macOS, Linux) and Codex Desktop (Windows, macOS) contain an approval-bypass flaw in their command-safety parser. The parser misinterprets PowerShell's stop-parsing token (--%), classifying certain commands as safe when they are not. An attacker who controls a repository...

PT-2026-84355

Name of the Vulnerable Software and Affected Versions OpenAI Codex CLI affected versions not specified OpenAI Codex Desktop affected versions not specified Description OpenAI Codex CLI and Codex Desktop misclassify certain PowerShell commands as safe due to a discrepancy in how the command-safety...