CVE-2026-27190

8.1 HIGH

Published: February 20, 2026 Modified: March 02, 2026

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

CVSS v3.x Details

0.0 Low Medium High Critical 10.0

Vector String

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

Patch Vendor Advisory Exploit Third Party Advisory

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

Product Release Notes

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

Source: security-advisories@github.com

Exploit Vendor Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score

8.1 / 10.0

EPSS (Exploit Probability)

0.8%

74th percentile

Exploitation Status

Not in CISA KEV

Weaknesses (CWE)

CWE-78

Affected Vendors

deno

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