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CVE-2026-21063: CWE-926: Improper Export of Android Application Components in Samsung Mobile Samsung Mobile Devices

0
Medium
VulnerabilityCVE-2026-21063cvecve-2026-21063cwe-926
Published: 08/10/2026 (08/10/2026, 07:40:29 UTC)
Source: CVE Database V5
Vendor/Project: Samsung Mobile
Product: Samsung Mobile Devices

Description

CVE-2026-21063 is a medium severity vulnerability in Samsung Mobile Devices related to improper export of Android application components in the AppLock feature prior to the SMR Aug-2026 Release 1. This flaw allows physical attackers to bypass the app lock function, potentially exposing locked applications. The vulnerability is identified as CWE-926, indicating improper export of components. No specific affected versions are provided, and no official patch or remediation guidance is currently available.

CVSS v4.0

Score 6.8medium

Attack Vector
Physical
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
High
Vuln. Availability
None
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

Affected software

Samsung Mobile

Samsung Mobile Devices

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/17/2026, 15:43:10 UTC

Technical Analysis

This vulnerability involves improper export of Android application components in Samsung Mobile's AppLock feature before the SMR Aug-2026 Release 1. The flaw allows physical attackers to bypass the app lock protection, potentially granting unauthorized access to locked applications. The issue is classified under CWE-926 (Improper Export of Android Application Components). The CVSS 4.0 score is 6.8 (medium severity) with attack vector physical, low attack complexity, no privileges or user interaction required, but high impact on confidentiality and integrity. No vendor advisory or patch information is currently available.

Potential Impact

Physical attackers can bypass the app lock function on affected Samsung Mobile Devices, potentially gaining unauthorized access to applications that are intended to be protected. This could lead to exposure of sensitive data or unauthorized use of locked apps. The vulnerability impacts confidentiality and integrity but does not require network access or user interaction.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or workaround has been published at this time. Users should monitor Samsung Mobile security advisories for updates and apply the SMR Aug-2026 Release 1 or later once available.

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Technical Details

Data Version
5.2
Assigner Short Name
SamsungMobile
Date Reserved
2025-12-11T01:33:35.822Z
Cvss Version
4.0
State
PUBLISHED

Threat ID: 6a798b48bf8831d53957fd39

Added to database: 08/10/2026, 08:26:48 UTC

Last enriched: 08/17/2026, 15:43:10 UTC

Last updated: 09/23/2026, 13:47:43 UTC

Views: 50

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