CVE-2026-21078: Medium severity Smart Switch vulnerability
Published Aug 10, 2026
·Updated
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.
Affected Software
1 affected component
Smart Switch<3.7.72.6
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
Smart Switchto a version that resolves this vulnerability.Fixed in 3.7.72.6
Event History
Aug 10, 2026
CVE Published
via MITRE·07:43 AM
Data Sourced
via MITRE·07:43 AM
DescriptionWeakness
Data Sourced
via NVD·09:17 AM
DescriptionSeverity
Frequently Asked Questions
1
What is the severity of CVE-2026-21078?
The severity of CVE-2026-21078 is rated at risk 33.
2
How do I fix CVE-2026-21078?
To fix CVE-2026-21078, update Smart Switch to version 3.7.72.6 or later.
3
What type of attack does CVE-2026-21078 allow?
CVE-2026-21078 allows adjacent attackers to spoof device identity.
4
In which mode does CVE-2026-21078 occur?
CVE-2026-21078 occurs in the trouble scanning mode of Smart Switch.
5
Which software is affected by CVE-2026-21078?
CVE-2026-21078 affects the Smart Switch software.