Insufficient verification of data authenticity in Samsung Smart Switch - CVE-2026-21078
Published: August 4, 2026
Vulnerability identifier: #VU140865
CSH Severity: Medium
CVSS v4: 5.3 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-21078
CWE-ID: CWE-345
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to compromise the target system.
The vulnerability exists due to insufficient verification of data authenticity when in trouble scanning mode. A remote attacker on the local network can spoof device identity.
Affected software
Samsung Smart Switch
How to mitigate CVE-2026-21078
Install updates from vendor's website.
Samsung Smart Switch - update to 3.7.72.6