Exploited vulnerability · CISA KEV

Is CVE-2026-48027 exploited? Yes: in CISA KEV since 27 May 2026

Gociux · Nx Console · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2026-48027, Nx Console Embedded Malicious Code Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 27 May 2026, the day it was published. It is known to be used in ransomware campaigns. It affects Nx Console. If you run it, CISA's required action is: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

What it is

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.

What to do

1. Check whether you run it. Look for Nx Console in your asset inventory, including appliances and cloud images. Stack check lists every exploited Nx CVE at once.
2. Apply the fix. Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
3. If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 27 May 2026.
4. Get told next time. Email alerts when CISA adds a CVE for Nx.

References

• nvd.nist.gov/vuln/detail/CVE-2026-48027

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in May 2026 · act-now radar.