CVE-2026-48027: Nx Console Embedded Malicious Code Vulnerability

Critical severity, CVSS 9.8. Actively exploited: in CISA KEV since 2026-05-27. EPSS: 1.3% chance of exploitation in the next 30 days.

Nx Console is the user interface for Nx & Lerna. On 19 May 2026, a malicious version of Nx Console, 18.95.0, was published at 12:30 PM UTC and removed soon after at 12:48 PM UTC, leaving it available for ~18 minutes in Visual Studio Marketplace. For OpenVSX, the problem was detected later, and the compromised version was available from 12:33 UTC to 13:09 UTC (~36 minutes). Version 18.100.0 of Nx Console is not compromised and users may remediate by upgrading to that version.

Affected products

• Nx Nx Console: version 18.95.0 only

Published 2026-05-27. Last modified 2026-06-17.