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

CISA Known Exploited Vulnerabilities

Name

Nx Console Embedded Malicious Code Vulnerability

Vendor

Nx

Product

Nx Console

Added to the catalog

2026-05-27

Due date for US federal agencies

2026-06-10

Weaknesses

CWE-506

Catalog version

2026.10.30

Nx Console contains an embedded malicious code vulnerability that allowed a malicious version of Nx Console to be published. The compromised extension fetched an obfuscated payload that could harvested credentials from multiple sources on disk and in memory.

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.

Ransomware use: CISA marks this vulnerability as known to be used in ransomware campaigns. CISA does not say which group used it.

Links in CISA's notes

• https://github.com/nrwl/nx-console/security/advisories/GHSA-c9j4-9m59-847w
• https://nvd.nist.gov/vuln/detail/CVE-2026-48027

Read on 2026-11-02T23:39:54.475Z under licence cisa-kev-cc0@b0067899 from https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json

NVD analysis

Status

Analyzed

Published

2026-05-27T17:16:41.787

Last modified

2026-10-14T20:10:00.190

Weaknesses

CWE-506

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.

References

• https://github.com/nrwl/nx-console/issues/3139 (Issue Tracking)
• https://github.com/nrwl/nx-console/security/advisories/GHSA-c9j4-9m59-847w (Mitigation, Vendor Advisory)
• https://nx.dev/blog/nx-console-v18-95-0-postmortem#indicators-of-compromise (Vendor Advisory)
• https://www.stepsecurity.io/blog/nx-console-vs-code-extension-compromised (Exploit, Third Party Advisory)
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48027 (US Government Resource)

This product uses the NVD API but is not endorsed or certified by the NVD.

Read on 2026-11-02T23:42:31.494Z under licence nvd-api-terms-of-use@ff2a5288 from https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-48027

CVE record

Title (CNA)

Compromised Nx Console version 18.95.0

Assigner

GitHub_M

State

PUBLISHED

Published

2026-05-27T15:50:01.143Z

Updated

2026-08-04T03:56:10.191Z

Problem types

CWE-506: Embedded Malicious Code

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.

References

• https://github.com/nrwl/nx-console/security/advisories/GHSA-c9j4-9m59-847w
• https://github.com/nrwl/nx-console/issues/3139
• https://nx.dev/blog/nx-console-v18-95-0-postmortem#indicators-of-compromise
• https://www.stepsecurity.io/blog/nx-console-vs-code-extension-compromised

Read on 2026-11-03T02:20:15.756Z under licence cve-terms-of-use@81bfa2f3 from https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2026/48xxx/CVE-2026-48027.json

Defensive techniques (MITRE D3FEND)

D3FEND maps these defensive techniques to the weakness (CWE) that NVD lists for this CVE, through the digital artifacts the weakness affects. D3FEND does not say they stop this vulnerability.

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