CVE-2026-48027
CriticalExploitedPublic exploitOn 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.
Published May 27, 2026 · Updated Oct 16, 2026 · Also known as EUVD-2026-32550, GHSA-c9j4-9m59-847w, TR-26-0298
Key Facts
Patch immediately- CVE-2026-48027 is a critical-severity vulnerability (CVSS 9.3 v4) affecting Nx Console.
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since May 27, 2026 and is known to be used in ransomware campaigns. Public exploit code is available.
- EPSS estimates a 1.3% probability of exploitation in the next 30 days.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v4
9.3
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS (30-day exploit likelihood)
1.3%
Higher than 70.7% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings, used by ransomware
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2026-48027 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
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.
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | May 27, 2026 | Jun 10, 2026 | Known |
| Industry KEV feed | May 27, 2026 | Jun 10, 2026 | Known |
| CIRCL KEV | May 27, 2026 | Jun 10, 2026 | Not reported |
| ENISA EUVD | May 27, 2026 | n/a | Not reported |
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.
Affected Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Nx ConsoleNx | 18.95.0, >= = 18.95.0 | n/a |
Timeline
Publicly disclosed
May 27, 2026
Added to CISA KEV
May 27, 2026
Added to Industry KEV feed
May 27, 2026
Added to CIRCL KEV
May 27, 2026
Added to ENISA EUVD
May 27, 2026
Last updated
Oct 16, 2026
Weakness Type
- CWE-506 Embedded Malicious Code
References
- advisoryhttps://github.com/CVEProject/cvelistV5/tree/main/cves/2026/48xxx/CVE-2026-48027.json
- advisoryhttps://github.com/nrwl/nx-console/security/advisories/GHSA-c9j4-9m59-847w
- advisoryhttps://nvd.nist.gov/vuln/detail/CVE-2026-48027
- advisoryhttps://nx.dev/blog/nx-console-v18-95-0-postmortem#indicators-of-compromise
- advisoryUSOM advisory
FAQ
Common Questions.
Nx Console is the user interface for Nx & Lerna.
Affected: Nx Console versions 18.95.0, >= = 18.95.0. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since May 27, 2026 and is known to be used in ransomware campaigns.
Yes. It was added on May 27, 2026 with a federal remediation due date of Jun 10, 2026.
Public exploit code is available.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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