MSRXCVE-2026-48027
CVE-2026-48027
Nx Console Embedded Malicious Code Vulnerability
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CVSS 4.0 · CNA · github.com
chance of exploitation in the next 30 days (EPSS; higher than 79% of CVEs)
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.
Scores
Affected products
- nx nx console: 18.95.0
Weakness: CWE-506
Also known as: GHSA-c9j4-9m59-847w
5 references (advisories, patches, write-ups)
- 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
Sources: NVD, CVE.org, OSV.dev, FIRST EPSS. Missing ones did not answer or have no record yet.