What is CVE-2026-32260?

CVE-2026-32260 is a high-severity vulnerability in Deno, classified under OS Command Injection. CVSS score: 8.1/10. Published 2026-03-12.

How severe is CVE-2026-32260?

High severity. CVSS v3 base score is 8.1 out of 10.

RCE in Deno

CVE-2026-32260

Deno is a JavaScript, TypeScript, and WebAssembly runtime. From 2.7.0 to 2.7.1, A command injection vulnerability exists in Deno's node:child_process polyfill (shell: true mode) that bypasses the fix for CVE-2026-27190. The two-stage argu…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.015 (71.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Deno
Denoland Deno — versions >= 2.7.0, < 2.7.2

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-32260?: CVE-2026-32260 is a high-severity vulnerability in Deno, classified under OS Command Injection. CVSS score: 8.1/10. Published 2026-03-12.
How severe is CVE-2026-32260?: High severity. CVSS v3 base score is 8.1 out of 10.