Command Injection Affecting @google/gemini-cli package, versions <0.39.1>=0.40.0-preview.2 <0.40.0-preview.3
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JS-GOOGLEGEMINICLI-16301693
- published27 Apr 2026
- disclosed24 Apr 2026
- creditDan Lisichkin, Elad Meged
Introduced: 24 Apr 2026
CVE-2026-12537 (opens in a new tab)How to fix?
Upgrade @google/gemini-cli to version 0.39.1, 0.40.0-preview.3 or higher.
Overview
@google/gemini-cli is a Gemini CLI
Affected versions of this package are vulnerable to Command Injection via the processing of untrusted workspace folders in headless mode and the handling of tool allowlisting under --yolo mode. An attacker can execute arbitrary code by submitting malicious content or environment variables in untrusted directories or by exploiting insufficiently restricted shell command execution.