CVE-2026-117560

ATXP Gemini CLI Extension through 1.0.0 OS Command Injection via MCP Tools

Published Oct 27, 2026 CVSS 4.0 · 8.5 High EPSS < 1% KEV · Not listed
Description
ATXP Gemini CLI extension through 1.0.0 contains an OS command injection vulnerability in runAtxp() that allows attackers to execute shell commands through unsanitized MCP tool parameters. Attackers can plant instructions in email or SMS content to inject $() or backtick substitutions into parameters like message_id, subject, or query, running commands as the user.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Atxp
Atxp gemini-cli-extension
Vendors & Products Atxp
Atxp gemini-cli-extension
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description ATXP Gemini CLI extension through 1.0.0 contains an OS command injection vulnerability in runAtxp() that allows attackers to execute shell commands through unsanitized MCP tool parameters. Attackers can plant instructions in email or SMS content to inject $() or backtick substitutions into parameters like message_id, subject, or query, running commands as the user.
Title ATXP Gemini CLI Extension through 1.0.0 OS Command Injection via MCP Tools
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.5, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Oct 28, 2026, 4:17 PM
Reserved
Oct 27, 2026, 11:25 AM
Status
Deferred
Published
Oct 27, 2026, 2:16 PM
Modified
Oct 28, 2026, 5:18 PM