CVE-2026-21070: CWE-20 Improper input validation in Samsung Mobile Samsung Mobile Devices
Improper input validation in Samsung Message prior to SMR Aug-2026 Release 1 allows physical attackers to access sensitive information.
AI Analysis
Technical Summary
This vulnerability is due to improper input validation in the Samsung Message app on Samsung Mobile Devices before the SMR August 2026 Release 1. It allows physical attackers to gain access to sensitive information. The CVSS 4.0 vector indicates the attack requires physical access (AV:P), low complexity (AC:L), no privileges (PR:N), user interaction (UI:A), and results in high confidentiality impact (VC:H) without affecting integrity or availability. No official remediation level or patch information is currently available.
Potential Impact
An attacker with physical access and requiring user interaction can exploit this vulnerability to access sensitive information on affected Samsung Mobile Devices. The confidentiality impact is high, but integrity and availability are not affected. The medium severity reflects the limited attack vector and requirement for physical presence.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official remediation level or patch links are provided, users should monitor Samsung's security advisories for updates. Until a fix is available, limiting physical access to devices and exercising caution with user interactions may reduce risk.
CVE-2026-21070: CWE-20 Improper input validation in Samsung Mobile Samsung Mobile Devices
Description
Improper input validation in Samsung Message prior to SMR Aug-2026 Release 1 allows physical attackers to access sensitive information.
CVSS v4.0
Score 5.1medium
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability is due to improper input validation in the Samsung Message app on Samsung Mobile Devices before the SMR August 2026 Release 1. It allows physical attackers to gain access to sensitive information. The CVSS 4.0 vector indicates the attack requires physical access (AV:P), low complexity (AC:L), no privileges (PR:N), user interaction (UI:A), and results in high confidentiality impact (VC:H) without affecting integrity or availability. No official remediation level or patch information is currently available.
Potential Impact
An attacker with physical access and requiring user interaction can exploit this vulnerability to access sensitive information on affected Samsung Mobile Devices. The confidentiality impact is high, but integrity and availability are not affected. The medium severity reflects the limited attack vector and requirement for physical presence.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official remediation level or patch links are provided, users should monitor Samsung's security advisories for updates. Until a fix is available, limiting physical access to devices and exercising caution with user interactions may reduce risk.
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: 6a798b48bf8831d53957fd4e
Added to database: 08/10/2026, 08:26:48 UTC
Last enriched: 08/10/2026, 09:01:30 UTC
Last updated: 08/11/2026, 02:40:59 UTC
Views: 8
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