CVE-2026-21078: CWE-345 (Insufficient Verification of Data Authenticity) in Samsung Mobile Smart Switch
CVE-2026-21078 is a medium severity vulnerability in Samsung Mobile Smart Switch prior to version 3.7.72.6. It involves insufficient verification of data authenticity in the trouble scanning mode, which allows adjacent attackers to spoof device identity. No patch or official remediation has been confirmed yet. There are no known exploits in the wild at this time.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-21078) affects Samsung Mobile Smart Switch software before version 3.7.72.6. It is caused by insufficient verification of data authenticity in the trouble scanning mode, enabling an adjacent attacker to spoof the identity of a device. The CVSS 4.0 base score is 4.7 (medium severity), with attack vector requiring adjacent access, low attack complexity, and low privileges. The vulnerability impacts confidentiality, integrity, and availability to a limited extent. No vendor advisory or patch information is currently available.
Potential Impact
An adjacent attacker can spoof the device identity due to insufficient verification of data authenticity. This could lead to limited unauthorized actions or misidentification in the Smart Switch trouble scanning mode. The impact is rated medium severity with partial loss of confidentiality, integrity, and availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, limit exposure by restricting adjacent network access to the Smart Switch trouble scanning mode where possible.
CVE-2026-21078: CWE-345 (Insufficient Verification of Data Authenticity) in Samsung Mobile Smart Switch
Description
CVE-2026-21078 is a medium severity vulnerability in Samsung Mobile Smart Switch prior to version 3.7.72.6. It involves insufficient verification of data authenticity in the trouble scanning mode, which allows adjacent attackers to spoof device identity. No patch or official remediation has been confirmed yet. There are no known exploits in the wild at this time.
CVSS v4.0
Score 4.7medium
Affected software
Samsung Mobile
Smart Switch
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-21078) affects Samsung Mobile Smart Switch software before version 3.7.72.6. It is caused by insufficient verification of data authenticity in the trouble scanning mode, enabling an adjacent attacker to spoof the identity of a device. The CVSS 4.0 base score is 4.7 (medium severity), with attack vector requiring adjacent access, low attack complexity, and low privileges. The vulnerability impacts confidentiality, integrity, and availability to a limited extent. No vendor advisory or patch information is currently available.
Potential Impact
An adjacent attacker can spoof the device identity due to insufficient verification of data authenticity. This could lead to limited unauthorized actions or misidentification in the Smart Switch trouble scanning mode. The impact is rated medium severity with partial loss of confidentiality, integrity, and availability.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, limit exposure by restricting adjacent network access to the Smart Switch trouble scanning mode where possible.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- SamsungMobile
- Date Reserved
- 2025-12-11T01:33:35.825Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a798b4abf8831d53957fdd0
Added to database: 08/10/2026, 08:26:50 UTC
Last enriched: 08/17/2026, 15:40:18 UTC
Last updated: 09/25/2026, 01:47:41 UTC
Views: 40
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