CVE-2026-12537: Gemini CLI remote code execution vulnerability

# CVE-2026-12537: Gemini CLI remote code execution vulnerability

https://gcdradar.vercel.app/incidents/cve-2026-12537-gemini-cli-remote-code-execution-vulnerabilit · AIR-2026-0009 · closed 2026-04-24

- Lane: Patch now
- Severity: 2 (Disclosed vulnerability)
- Fix status: Fix status unknown
- First reported: 2026-04-24
- AI role: Attack on AI
- Products: Gemini CLI
- CVE ids: CVE-2026-12537
- CVSS: 10

## Summary

Gemini CLI contains workspace trust and tool allowlisting bypass vulnerabilities that can lead to remote code execution in untrusted environments. The vendor updated the tool to harden trust checks.

## What to do

No action recorded; read the sources below and the vendor's advisory.

## Latest updates

- 2026-06-24: CVE-2026-12537: Improper Neutralization used in an OS Command in the container launcher in Google Gemini CLI (versions prior to 0.39.1) and… (https://nvd.nist.gov/vuln/detail/CVE-2026-12537)
- 2026-04-24: CVE-2026-12537: Gemini CLI: Remote Code Execution via workspace trust and tool allowlisting bypasses (https://github.com/advisories/GHSA-wpqr-6v78-jr5g)

## Sources

- 2026-04-24 GitHub Advisory Database: CVE-2026-12537: Gemini CLI: Remote Code Execution via workspace trust and tool allowlisting bypasses https://github.com/advisories/GHSA-wpqr-6v78-jr5g
- 2026-06-24 NVD: CVE-2026-12537: Improper Neutralization used in an OS Command in the container launcher in Google Gemini CLI (versions prior to 0.39.1) and… https://nvd.nist.gov/vuln/detail/CVE-2026-12537

Verify against the vendor's advisory before changing production. Data CC BY-SA 4.0, https://gcdradar.vercel.app.