CVE DATABASE / CVE-2026-48027
CVE-2026-48027
Nx Console Embedded Malicious Code Vulnerability
Confirmed exploited in the wild. Added 2026-05-27.
Federal remediation due 2026-06-10.
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Summary
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 breakdown
| Base score | 9.8 (CRITICAL) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Attack vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Weakness type (CWE)
Affected products
Use our free CVE Lookup tool for the latest NVD record, or browse the full CISA KEV catalog.
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
Data: NIST NVD + CISA KEV. NVD last modified 2026-05-27. Always verify against the vendor advisory before acting.