Insufficient verification of data authenticity in Samsung Smart Switch
Priority LOW 21CWE-345Published · Updated
Key facts
- Attack vector
- Adjacent network
- Privileges required
- Low
- User interaction
- Active
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-345.
Summary
Insufficient verification of data authenticity in Smart Switch trouble scanning mode prior to version 3.7.72.6 allows adjacent attackers to spoof device identity.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00159 5th percentileScored 2026-11-07
Fix Fixed Smart Switch (Samsung Mobile): 3.7.72.6
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA Smart Switch (Samsung Mobile) Fixed in 3.7.72.6
Timeline
- 2026-10-02 Threatist record created from CVE-2026-21078
- 2026-10-03 Alias added: GHSA-42p3-wxq8-fc66
References
More Samsung Smart Switch vulnerabilities
- TI-2025-15060 Improper authentication in Smart Switch prior to version 3.7.66.6 allows adjacent attackers to access transferring data. CVSS 3.1HIGH 8.8
- TI-2025-15074 Use of insufficiently random value of secretKey in Smart Switch prior to version 3.7.68.6… CVSS 3.1HIGH 8.8
- TI-2025-15058 Broken or risky cryptographic algorithm in Samsung Smart Switch CVSS 3.1HIGH 7.8
- TI-2026-17096 Missing encryption of sensitive data in Smart Switch prior to version 3.7.72.6 allows… CVSS 4.0HIGH 7.0
- TI-2026-17015 Improper authentication in Smart Switch prior to version 3.7.69.15 allows remote attackers to bypass authentication. CVSS 4.0HIGH 7.1
- TI-2026-17022 Path traversal in Samsung Smart Switch CVSS 4.0HIGH 7.1
Sources
- CVE-2026-21078 · CVE Program
- CVE-2026-21078 · NVD
- FIRST EPSS
- GHSA-42p3-wxq8-fc66 · GitHub Advisory Database · CC BY 4.0
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