CVE-2026-48027

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 4.0

9.3CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

1.8% chance of exploitation in the next 30 days; higher than 78% of CVEs (scores of 2026-10-25)

CISA KEV

listed 2026-05-27, due 2026-06-10, known ransomware use

CWE

CWE-506

Published

2026-05-27

Modified

2026-10-14

Record from

the NVD, synced 2026-10-19

Affected

• nx:nx_console

References

• https://github.com/nrwl/nx-console/issues/3139
• https://github.com/nrwl/nx-console/security/advisories/GHSA-c9j4-9m59-847w
• https://nx.dev/blog/nx-console-v18-95-0-postmortem#indicators-of-compromise
• https://www.stepsecurity.io/blog/nx-console-vs-code-extension-compromised
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-48027

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