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CVE-2026-6484

Lack of verified boot to certain FV may cause arbitrary code execution

Published: Aug 12, 2026Updated: Aug 12, 2026 Sources: CVE List NVDCWE-1277
8.2HIGH
NVD MITRE
EPSS Score
0.1%
Top 95.8%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available
Self-Check
Not available

Description

In an UEFI, Lack of verified boot to certain FV may cause arbitrary code execution.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:LAC:LPR:HUI:NS:CC:HI:HA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-1277

Affected Products

Insyde Software
commercialaka insyd eh2o, insydeh2o, insydeh2o tools
InsydeH2OEmbedded
Hardware Firmware / bios-uefi

Exploitability

Official Patch Available
Is your org exposed to CVE-2026-6484?We can run the check for you — a free external exposure review, no install. Check my exposure

References

https://www.insyde.com/security-pledge/sa-2026003/
insyde.com

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