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CVE-2026-13745

Arbitrary Code Execution in Gemini CLI via Untrusted Local .env Files Overriding GEMINI_CLI_HOME

CVSS 4.0 7.7 HIGHCheck source for fixed versionsKEV status unknown

Original advisory

cve-program · CVE-2026-13745

Published

A vulnerability in the Gemini CLI prior to version 0.39.1 allows attackers to achieve arbitrary code execution by tricking a victim into starting the CLI within an untrusted directory. The vulnerability is triggered via untrusted .env files overriding GEMINI_CLI_HOME to load malicious configuration files and bypass folder trust prompts.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-13745

Published

Gemini CLI

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Google Cloud",
                    "product": "Gemini CLI",
                    "repo": "https://github.com/google-gemini/gemini-cli",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThan": "0.39.1",
                            "versionType": "custom"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Original source record · Cite this exact observation · Complete original publisher JSON