CVE-2026-6484highCWE-1277

CVE-2026-6484: high-severity vulnerability in InsydeH2O

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

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 8.2epss 0.4%
In an UEFI, Lack of verified boot to certain FV may cause arbitrary code execution.
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Affected products
Insyde Software · InsydeH2O
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