MEDIUMCVSS v4 5.9Vulnerability

CVE-2026-28248

Improper enforcement of behavioral workflow in AMD Secure Encrypted Virtualization (SEV) firmware could allow a malicious hypervisor to potentially launch a guest whose attestation report contains an ID key digest for an ID block that doesn't match the guest's measurement resulting in loss of integrity.

Properties

Severity
MEDIUM
Nvd fetched at
2026-11-10T23:33:48.924589+00:00
Cvss severity
MEDIUM
Cvss score
5.9
Retrieved at
2026-11-10T23:34:23+00:00
Score
5.9
Cvss version
4.0
Last source
NVD
Cve id
CVE-2026-28248
Cvss vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/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
First seen by Signal
2026-11-10T23:31:41+00:00
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:N/SC:N/SI:H/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
Published at
2026-11-10T22:18:32.357
Last modified
2026-11-10T22:18:32.357

Related Entities (1)

HAS_WEAKNESS (1)

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CVE-2026-28248 (CVSS v4 5.9) — Ninja Signal Threat Intelligence | Ninja Signal