What is CVE-2025-33189?

CVE-2025-33189 is a high-severity vulnerability in Nvidia Dgx Spark, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-11-25.

How severe is CVE-2025-33189?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Nvidia Dgx Spark

CVE-2025-33189

NVIDIA DGX Spark GB10 contains a vulnerability in SROOT firmware, where an attacker could cause an out-of-bound write. A successful exploit of this vulnerability might lead to code execution, data tampering, denial of service, information…

Vulnerability class: Buffer Overflow

EPSS: 0.000 (6.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Nvidia Dgx Spark — versions All versions prior to OTA0

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

nvd.nist.gov/vuln/detail/CVE-2025-33189
www.cve.org/CVERecord
nvidia.custhelp.com/app/answers/detail/a_id/5720

Frequently asked questions

What is CVE-2025-33189?: CVE-2025-33189 is a high-severity vulnerability in Nvidia Dgx Spark, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-11-25.
How severe is CVE-2025-33189?: High severity. CVSS v3 base score is 7.8 out of 10.