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Loading vulnerability database

BACK TO VEDB

CVE-2026-0454: AMD: An out-of-bounds write in the AMD Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor to…

Name: CVE-2026-0454: AMD: An out-of-bounds write in the AMD Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor to…
Creator: Rapid7
Published: 2026-11-10T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-0454, CWE-787, CVSS 4.6

REQUEST DEMO

An out-of-bounds write in the AMD Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor to corrupt global firmware variables, potentially resulting in loss of integrity.

CVSS Details

CVSS 4.0 Base Score: 4.6 (MEDIUM)
CVSS 4.0 Vector: (CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:N/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)

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CVE details

CVSS v4 Score

4.6 Medium

CVSS v3 ScoreN/A

EPSS ScoreN/A

EPSS PercentileN/A

In CISA KEV CatalogueFalse

Published

Nov 10, 2026

References

MITRE ↗
NVD ↗

MDR Buyer's Guide

Global Threat Landscape Report