CVE-2026-12537 — Unauthenticated Remote Code Execution in Gemini CLI CI/CD Workflows
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 0.1.2…
Published: 2026-06-24 · CVSS: 10.0 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7