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CVE-2026-103473 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:8.1 HIGHVector:CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/denoland/deno	[email protected]
https://github.com/denoland/deno/blob/0c071246a412575e07423263404a5d13e7ed6aa2/ext/node/polyfills/internal/child_process.ts#L1339	[email protected]
https://github.com/denoland/deno/blob/0c071246a412575e07423263404a5d13e7ed6aa2/ext/node/polyfills/internal/child_process.ts#L1499	[email protected]
https://github.com/denoland/deno/pull/36772	[email protected]
https://www.vulncheck.com/advisories/deno-2.7.0-through-2.9.7-command-injection-via-node-child-process	[email protected]

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-78	Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

1 change record found show changes