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CVE-2026-20987

Quick assessment

Affected
Samsung Mobile GalaxyDiagnostics
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SAMSUNG GalaxyDiagnostics是韩国三星（SAMSUNG）公司的一套自助硬件检测工具。 Samsung GalaxyDiagnostics 3.5.050之前版本存在安全漏洞，该漏洞源于输入验证不当，可能允许本地特权攻击者执行特权命令。

AI Predicted 7.8 Difficulty: Hard EPSS 0.14% · P3

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2026-20987

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper input validation in GalaxyDiagnostics prior to version 3.5.050 allows local privileged attackers to execute privileged commands.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
SAMSUNG GalaxyDiagnostics 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAMSUNG GalaxyDiagnostics是韩国三星（SAMSUNG）公司的一套自助硬件检测工具。 Samsung GalaxyDiagnostics 3.5.050之前版本存在安全漏洞，该漏洞源于输入验证不当，可能允许本地特权攻击者执行特权命令。
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

Vendor Product Affected Versions CPE Subscribe
Samsung Mobile GalaxyDiagnostics 3.5.050 -

II. Public POCs for CVE-2026-20987

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III. Intelligence Information for CVE-2026-20987

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Same Patch Batch · Samsung Mobile · 2026-02-04 · 11 CVEs total

CVE-2026-20986 SAMSUNG Members 安全漏洞
CVE-2026-20985 SAMSUNG Members 安全漏洞
CVE-2026-20984 SAMSUNG Galaxy Wearable 安全漏洞
CVE-2026-20983 SAMSUNG Dialer 安全漏洞
CVE-2026-20982 SAMSUNG Mobile devices 安全漏洞
CVE-2026-20981 SAMSUNG Mobile devices 安全漏洞
CVE-2026-20980 SAMSUNG Mobile devices 安全漏洞
CVE-2026-20979 SAMSUNG Mobile devices 安全漏洞
CVE-2026-20978 SAMSUNG Mobile devices 安全漏洞
CVE-2026-20977 SAMSUNG Mobile devices 安全漏洞

IV. Related Vulnerabilities

Same vendor: Samsung Mobile

V. Comments for CVE-2026-20987

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