CVE-2026-13745

critical

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.

References

https://github.com/google-github-actions/run-gemini-cli/security/advisories/GHSA-wpqr-6v78-jr5g

https://github.com/google-github-actions/run-gemini-cli/releases/tag/v0.1.22

Details

Source: Mitre, NVD

Published: 2026-09-10

Updated: 2026-09-10

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.4

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: High

CVSS v4

Base 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

Severity: Critical

EPSS

EPSS: 0.00299