Deno versions 2.7.0 through 2.9.7 on Windows contain a command injection vulnerability in node:child_process where shell arguments are escaped for the wrong shell type. Attackers can inject OS commands by passing untrusted arguments with the shell option, allowing arbitrary command execution with Deno process privileges.
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Fixes

Solution

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Workaround

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History

Wed, 30 Sep 2026 17:45:00 +0000

Type Values Removed Values Added
Description Deno versions 2.7.0 through 2.9.7 on Windows contain a command injection vulnerability in node:child_process where shell arguments are escaped for the wrong shell type. Attackers can inject OS commands by passing untrusted arguments with the shell option, allowing arbitrary command execution with Deno process privileges.
Title Deno 2.7.0 through 2.9.7 Command Injection via node:child_process
First Time appeared Deno
Deno deno
Weaknesses CWE-78
CPEs cpe:2.3:a:deno:deno:*:*:*:*:*:*:*:*
Vendors & Products Deno
Deno deno
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-30T17:22:40.337Z

Reserved: 2026-09-30T16:02:59.948Z

Link: CVE-2026-103473

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-09-30T18:18:17.483

Modified: 2026-09-30T19:08:21.363

Link: CVE-2026-103473

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses