Description
NVIDIA DGX Spark contains a vulnerability in the system firmware, where a privileged attacker could be able to cause an out-of-bounds write. A successful exploit of this vulnerability may lead to code execution, escalation of privileges, denial of service, information disclosure, and data tampering.
Affected products
nvidia: dgx spark uefi; nvidia: dgx spark
References3
- github.com/NVIDIA/product-security/tree/main/2026/5867 Product
- nvd.nist.gov/vuln/detail/CVE-2026-47626 US Government Resource
- www.cve.org/CVERecord?id=CVE-2026-47626 Third Party Advisory
Metrics
- CVSS 3.1
-
8.2
HIGH
Score source: CNA
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 10 · as of 9 November 2026
- CWE
- CWE-787
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.