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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2026-12537 Detail

Description

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.


Metrics

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

Nist CVSS score does not match with CNA score
CNA:  GoogleCloud
CVSS-B 10.0 CRITICAL
Vector:  CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/U:Clear

References to Advisories, Solutions, and Tools

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URL Source(s) Tag(s)
https://github.com/google-github-actions/run-gemini-cli/security/advisories/GHSA-wpqr-6v78-jr5g GoogleCloud

Weakness Enumeration

CWE-ID CWE Name Source
CWE-20 Improper Input Validation GoogleCloud  

Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2026-12537
NVD Published Date:
06/24/2026
NVD Last Modified:
06/24/2026
Source:
GoogleCloud