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CVE record · CVE-2025-33242

NVIDIA B300 MCU contains a vulnerability in the CX8 MCU that could allow a malicious actor to modify unsupported registries, causing a bad state.

CVSS 5.9 MediumEPSS 0.0032 · 24th percentile

Published by the CVE Program (CNA: nvidia) at 24 Mar 2026, 20:22 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
NVIDIA HGX and DGX B300
  • affected All versions prior to and including 1.0
Other versions: unaffected
Identifiers
CVE-2025-33242
CNA
nvidia
Weakness (CWE)
CWE-1234
Tags
Published
24 Mar 2026
Updated
24 Mar 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
5.9 Medium 3.1 CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:H CNA (nvidia)
  • CISA KEV Not listed.
  • EPSS 0.0032, the 24th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 24 Mar 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.