Description
A vulnerability in the Gemini CLI and associated GitHub Action allowed an unprivileged attacker to achieve an arbitrary code execution in Gemini CLI via untrusted local .env files overriding GEMINI_CLI_HOME.
Published: 2026-09-10
Score: 9.2 Critical
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

Vendor Solution

* Upgrade: Ensure you are using the latest version of gemini cli and follow the best practices guide https://github.com/google-github-actions/run-gemini-cli/blob/main/docs/trust-guidance.md * Configure Trust: Determine if your CI workflow operates on trusted or untrusted data. If the data is fully trusted, set GEMINI_TRUST_WORKSPACE: 'true' in your workflow.

Tracking

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Advisories

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History

Thu, 10 Sep 2026 08:45:00 +0000

Type Values Removed Values Added
Description A vulnerability in the Gemini CLI and associated GitHub Action allowed an unprivileged attacker to achieve an arbitrary code execution in Gemini CLI via untrusted local .env files overriding GEMINI_CLI_HOME.
Title Arbitrary Code Execution in Gemini CLI via Symlinked Environment Variables
Weaknesses CWE-20
CWE-78
References
Metrics cvssV4_0

{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/U:Amber'}

Subscriptions

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cve-icon MITRE

Status: PUBLISHED

Assigner: GoogleCloud

Published:

Updated: 2026-09-10T08:33:09.309Z

Reserved: 2026-06-29T15:39:28.269Z

Link: CVE-2026-13745

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses