CVE-2026-6484

HIGH CVSS 3.1: 8.2 EPSS 0.14%
Updated Aug 12, 2026
Insyde Software
Parameter Value
CVSS 8.2 (HIGH)
Type CWE-1277
Vendor Insyde Software
Public PoC No

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

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Privileges Required
High
Admin privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Weakness Type (CWE)

Vulnerable Products

insyde software:insydeh2o