{"data":{"id":"29aa2252-7f93-4325-b556-fb0738b51e83","title":"Building a safe, effective sandbox to enable Codex on Windows","summary":"Codex, OpenAI's coding agent, previously lacked a sandbox (a constrained execution environment with restricted permissions) on Windows, forcing users to either approve every command or allow unrestricted access. To solve this, the Codex team built a custom sandbox implementation because existing Windows tools like AppContainer, Windows Sandbox, and Mandatory Integrity Control labeling were either too restrictive for open-ended developer workflows or incompatible with the product requirements.","solution":"N/A -- no mitigation discussed in source.","labels":["security","safety"],"sourceUrl":"https://openai.com/index/building-codex-windows-sandbox","publishedAt":"2026-05-13T11:00:00.000Z","cveId":null,"cweIds":null,"cvssScore":null,"cvssSeverity":null,"severity":"info","attackType":[],"issueType":"news","affectedPackages":null,"affectedVendors":["OpenAI"],"affectedVendorsRaw":["OpenAI","Codex"],"classifierModel":"claude-haiku-4-5-20251001","classifierPromptVersion":"v3","cvssVector":null,"attackVector":null,"attackComplexity":null,"privilegesRequired":null,"userInteraction":null,"exploitMaturity":null,"epssScore":null,"patchAvailable":null,"disclosureDate":"2026-05-13T11:00:00.000Z","capecIds":null,"crossRefCount":0,"attackSophistication":"moderate","impactType":["safety","integrity"],"aiComponentTargeted":"agent","llmSpecific":true,"classifierConfidence":0.85,"researchCategory":null,"atlasIds":null}}