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CVE-2026-46728

CVSS 8.2 · High EPSS 0.00% · P0

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProductVersion RangeStatus
denxU-Boot< 2026.04affected
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I. Basic Information for CVE-2026-46728

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Das U-Boot before 2026.04 allows FIT (Flat Image Tree) signature verification bypass because hashed-nodes is omitted from a hash.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
源验证错误
Source: NVD (National Vulnerability Database)
Vulnerability Title
DENX Software Engineering Das U-Boot 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
DENX Software Engineering Das U-Boot是德国DENX Software Engineering公司的一个通用引导加载程序。 DENX Software Engineering Das U-Boot 2026.04之前版本存在访问控制错误漏洞，该漏洞源于FIT签名验证中省略了hashed-nodes，可能导致绕过签名验证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
denxU-Boot 0 ~ 2026.04 -

II. Public POCs for CVE-2026-46728

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III. Intelligence Information for CVE-2026-46728

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Advisory · 1

IV. Related Vulnerabilities

Same product: U-Boot
Same vendor: denx
Same weakness: CWE-346

V. Comments for CVE-2026-46728

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