CVE-2026-45656

Published Jun 9, 2026

Last updated a day ago

Overview

AI description

Automated description summarized from trusted sources.

CVE-2026-45656 describes a protection mechanism failure within Windows UEFI. This vulnerability allows an authorized attacker to locally bypass a security feature.

Description
Protection mechanism failure in Windows UEFI allows an authorized attacker to bypass a security feature locally.
Source
secure@microsoft.com
NVD status
Awaiting Analysis

Risk scores

CVSS 3.1

Type
Primary
Base score
7.8
Impact score
5.9
Exploitability score
1.8
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Severity
HIGH

Weaknesses

secure@microsoft.com
CWE-693

Social media

Hype score is a measure of social media activity compared against trending CVEs from the past 12 months. Max score 100.

Hype score

9

References

Sources include official advisories and independent security research.