{"id":"CVE-2026-12537","state":"PUBLISHED","title":"Unauthenticated Remote Code Execution in Gemini CLI CI/CD Workflows","description":"Improper Neutralization used in an OS Command in the container launcher in Google Gemini CLI (versions prior to 0.39.1) and run-gemini-cli GitHub Action (versions prior to 0.1.22) on headless CI platforms allows an unprivileged attacker to achieve pre-sandbox host-level code execution a maliciously crafted .gemini/.env file.","publishedAt":"2026-06-24T13:37:21.872Z","updatedAt":"2026-06-24T13:53:24.904Z","severity":{"score":10,"label":"Critical","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/U:Clear","source":"GoogleCloud"},"assigner":"GoogleCloud","products":["Google Cloud Gemini CLI","Google Cloud run-gemini-cli GitHub Action"],"affected":[{"vendor":"Google Cloud","product":"Gemini 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