CVE-2026-21073: CWE-20: Improper Input Validation in Samsung Mobile Samsung Mobile Devices
Improper input validation in Galaxy Themes prior to SMR Aug-2026 Release 1 allows physical attackers to launch arbitrary activity.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-21073) arises from improper input validation in the Galaxy Themes feature of Samsung Mobile Devices before the SMR Aug-2026 Release 1. It enables an attacker with physical access to the device to launch arbitrary activities, potentially leading to unauthorized actions. The CVSS 4.0 vector indicates the attack requires physical access (AV:P), low attack complexity (AC:L), no privileges (PR:N), user interaction (UI:A), and results in high confidentiality impact (VC:H), low integrity (VI:L), and low availability (VA:L) impacts. No vendor advisory or patch information is currently provided.
Potential Impact
An attacker with physical access and requiring user interaction can exploit this vulnerability to launch arbitrary activities on the affected Samsung Mobile Devices. This could lead to unauthorized access or actions within the device environment, impacting confidentiality primarily, with lesser impacts on integrity and availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation instructions have been provided at this time.
CVE-2026-21073: CWE-20: Improper Input Validation in Samsung Mobile Samsung Mobile Devices
Description
Improper input validation in Galaxy Themes prior to SMR Aug-2026 Release 1 allows physical attackers to launch arbitrary activity.
CVSS v4.0
Score 5.2medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-21073) arises from improper input validation in the Galaxy Themes feature of Samsung Mobile Devices before the SMR Aug-2026 Release 1. It enables an attacker with physical access to the device to launch arbitrary activities, potentially leading to unauthorized actions. The CVSS 4.0 vector indicates the attack requires physical access (AV:P), low attack complexity (AC:L), no privileges (PR:N), user interaction (UI:A), and results in high confidentiality impact (VC:H), low integrity (VI:L), and low availability (VA:L) impacts. No vendor advisory or patch information is currently provided.
Potential Impact
An attacker with physical access and requiring user interaction can exploit this vulnerability to launch arbitrary activities on the affected Samsung Mobile Devices. This could lead to unauthorized access or actions within the device environment, impacting confidentiality primarily, with lesser impacts on integrity and availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or mitigation instructions have been provided at this time.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- SamsungMobile
- Date Reserved
- 2025-12-11T01:33:35.824Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a798b4abf8831d53957fdc1
Added to database: 08/10/2026, 08:26:50 UTC
Last enriched: 08/10/2026, 08:43:50 UTC
Last updated: 08/11/2026, 02:40:59 UTC
Views: 8
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