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CVE-2026-21057

Quick assessment

Affected
Samsung Mobile Samsung Pass
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 Samsung Pass是Samsung Mobile公司的一款身份验证与账户管理软件。 Samsung Mobile Samsung Pass 5.2.10.3之前版本存在输入验证错误漏洞，该漏洞源于输入验证不当，可能导致本地特权攻击者写入越界内存。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.15% · P4

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 1

VendorProduct Version RangeStatus
Samsung Mobile Samsung Pass 5.2.10.3< * unaffected
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I. Basic Information for CVE-2026-21057

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper input validation in Samsung Pass prior to version 5.2.10.3 allows local privileged attackers to write out-of-bounds memory.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:L/VI:H/VA:H/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 Samsung Pass 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Samsung Mobile Samsung Pass是Samsung Mobile公司的一款身份验证与账户管理软件。 Samsung Mobile Samsung Pass 5.2.10.3之前版本存在输入验证错误漏洞，该漏洞源于输入验证不当，可能导致本地特权攻击者写入越界内存。
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 Pass 5.2.10.3 ~ * -

II. Public POCs for CVE-2026-21057

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-21057

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Vendor Advisories for CVE-2026-21057 (1)

Same Patch Batch · Samsung Mobile · 2026-07-10 · 18 CVEs total

CVE-2026-21042 8.7 HIGH SAMSUNG Mobile devices 缓冲区错误漏洞
CVE-2026-21048 SAMSUNG Mobile devices 缓冲区错误漏洞
CVE-2026-21039 SAMSUNG Mobile devices 权限许可和访问控制问题漏洞
CVE-2026-21040 SAMSUNG Mobile devices 权限许可和访问控制问题漏洞
CVE-2026-21041 SAMSUNG Mobile devices 权限许可和访问控制问题漏洞
CVE-2026-21043 SAMSUNG Mobile devices 路径遍历漏洞
CVE-2026-21044 SAMSUNG Mobile devices 权限许可和访问控制问题漏洞
CVE-2026-21045 SAMSUNG Mobile devices 缓冲区错误漏洞
CVE-2026-21046 SAMSUNG Mobile devices 竞争条件问题漏洞
CVE-2026-21056 Samsung Mobile Samsung Health 授权问题漏洞
CVE-2026-21049 SAMSUNG Mobile devices 缓冲区错误漏洞
CVE-2026-21050 SAMSUNG Mobile devices 权限许可和访问控制问题漏洞
CVE-2026-21051 SAMSUNG Mobile devices 权限许可和访问控制问题漏洞
CVE-2026-21052 SAMSUNG Mobile devices 路径遍历漏洞
CVE-2026-21053 Samsung Mobile Samsung Email 输入验证错误漏洞
CVE-2026-21054 Samsung Mobile InputSharing 权限许可和访问控制问题漏洞
CVE-2026-21055 Samsung Mobile Bixby 权限许可和访问控制问题漏洞

IV. Related Vulnerabilities

Same product: Samsung Pass
Same vendor: Samsung Mobile

V. Comments for CVE-2026-21057

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