CVE-2026-27190

Published: Feb 20, 2026Modified: Mar 2, 2026

9.8

Vector

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

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

Deno is a JavaScript, TypeScript, and WebAssembly runtime. Prior to 2.6.8, a command injection vulnerability exists in Deno's node:child_process implementation. This vulnerability is fixed in 2.6.8.

Affected (1)

Products: Deno: Deno

Deno

1 product

Deno

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Deno Deno	Before 2.6.8

Related CWEs

CWE-78

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

References (3)

https://github.com/denoland/deno/commit/9132ad958c83a0d0b199de12b69b877f63edab4c

Source: security-advisories@github.com

Patch

https://github.com/denoland/deno/releases/tag/v2.6.8

Source: security-advisories@github.com

ProductRelease Notes

https://github.com/denoland/deno/security/advisories/GHSA-hmh4-3xvx-q5hr

Source: security-advisories@github.com

ExploitVendor Advisory

Timeline

No history available yet.