CVE-2026-48027
critical CISA KEVNx Console Embedded Malicious Code Vulnerability
Vendor / product: Nx — Nx Console
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Affected products
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
References
- https://github.com/nrwl/nx-console/issues/3139 security-advisories@github.com
- https://github.com/nrwl/nx-console/security/advisories/GHSA-c9j4-9m59-847w security-advisories@github.com
- https://nx.dev/blog/nx-console-v18-95-0-postmortem#indicators-of-compromise security-advisories@github.com
- https://www.stepsecurity.io/blog/nx-console-vs-code-extension-compromised security-advisories@github.com
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48027 134c704f-9b21-4f2e-91b3-4a467353bcc0