{"cve":"CVE-2026-12537","nvd":{"published":"2026-06-24T14:17:29.630","modified":"2026-07-02T19:46:27.890","status":"Analyzed","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.","cvss_v4":{"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","score":10.0},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-78","CWE-20"],"references":["https://github.com/google-github-actions/run-gemini-cli/security/advisories/GHSA-wpqr-6v78-jr5g"],"products":["google:gemini-cli","google:run-gemini-cli"],"source":"nvd","synced_at":"2026-10-19T22:41:17.107060303+00:00"},"epss":{"cve":"CVE-2026-12537","score":0.00212,"percentile":0.11475,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-wpqr-6v78-jr5g","url":"https://osv.dev/vulnerability/GHSA-wpqr-6v78-jr5g","summary":"Gemini CLI: Remote Code Execution via workspace trust and tool allowlisting bypasses","modified":"2026-09-25T03:55:55.786134818Z","packages":[{"ecosystem":"npm","name":"@google/gemini-cli","purl":"pkg:npm/%40google/gemini-cli","ranges":["<0.39.1"],"fixed":["0.39.1"]},{"ecosystem":"npm","name":"@google/gemini-cli","purl":"pkg:npm/%40google/gemini-cli","ranges":[">=0.40.0-preview.2 <0.40.0-preview.3"],"fixed":["0.40.0-preview.3"]},{"ecosystem":"GitHub Actions","name":"google-github-actions/run-gemini-cli","purl":null,"ranges":["<0.1.22"],"fixed":["0.1.22"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}