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CVE-2026-21012

Quick assessment

Affected
Samsung Mobile Samsung Mobile Devices
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 Mobile devices是韩国三星（SAMSUNG）公司的一系列的三星移动设备，包括手机、平板等。 SAMSUNG Mobile devices存在安全漏洞，该漏洞源于文件名外部控制不当，可能导致特权本地攻击者以系统权限创建文件。

AI Predicted 6.8 Difficulty: Easy EPSS 0.09% · P1

Possible ATT&CK Techniques 1 AI

T1222.002 · Linux and Mac Permissions
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I. Basic Information for CVE-2026-21012

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
External control of file name in AODManager prior to SMR Apr-2026 Release 1 allows privileged local attacker to create file with system privilege.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
SAMSUNG Mobile devices 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAMSUNG Mobile devices是韩国三星（SAMSUNG）公司的一系列的三星移动设备，包括手机、平板等。 SAMSUNG Mobile devices存在安全漏洞，该漏洞源于文件名外部控制不当，可能导致特权本地攻击者以系统权限创建文件。
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 Samsung Mobile Devices SMR Apr-2026 Release in Android 14, 15, 16 ~ * -

II. Public POCs for CVE-2026-21012

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-21012

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Vendor Advisories for CVE-2026-21012 (1)

Same Patch Batch · Samsung Mobile · 2026-04-13 · 10 CVEs total

CVE-2026-21010 6.6 MEDIUM SAMSUNG Mobile devices 安全漏洞
CVE-2026-21008 SAMSUNG Mobile devices 安全漏洞
CVE-2026-21014 SAMSUNG Camera 安全漏洞
CVE-2026-21013 SAMSUNG Galaxy Wearable 安全漏洞
CVE-2026-21011 SAMSUNG Mobile devices 安全漏洞
CVE-2026-21009 SAMSUNG Mobile devices 安全漏洞
CVE-2026-21007 SAMSUNG Mobile devices 代码问题漏洞
CVE-2026-21006 SAMSUNG Mobile devices 安全漏洞
CVE-2026-21003 SAMSUNG Mobile devices 安全漏洞

IV. Related Vulnerabilities

Same product: Samsung Mobile Devices
Same vendor: Samsung Mobile

V. Comments for CVE-2026-21012

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