CVE-2026-21136: Medium severity Samsung Smart Switch vulnerability

Q: Who is exposed to this issue?

Devices running Samsung Smart Switch versions earlier than 3.7.73 are affected. Exploitation requires physical access, so remotely reachable systems are not indicated by the available information.

Q: What does an attacker need to do to exploit it?

An attacker needs physical access to invoke the Smart Switch application restore process. No authentication or user interaction is required according to the CVSS vector.

Q: Is a default installation affected?

The available information does not identify any configuration prerequisite. Smart Switch versions prior to 3.7.73 should be treated as affected.

Q: What is the remediation?

Update Samsung Smart Switch to version 3.7.73 or later. If updating cannot be performed immediately, restrict physical access to devices where Smart Switch is installed.

Published Oct 12, 2026

Updated

Improper authorization in Smart Switch prior to version 3.7.73 allows physical attackers to invoke application restore process.

Affected Software

1 affected component

Samsung Smart Switch<3.7.73

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade Smart Switch to a version that resolves this vulnerability.
Fixed in 3.7.73

Event History

Oct 12, 2026

CVE Published

via MITRE·04:57 AM

Data Sourced

via MITRE·04:57 AM

DescriptionWeakness

Data Sourced

via NVD·05:17 AM

DescriptionSeverity

Frequently Asked Questions

Who is exposed to this issue?

Devices running Samsung Smart Switch versions earlier than 3.7.73 are affected. Exploitation requires physical access, so remotely reachable systems are not indicated by the available information.

What does an attacker need to do to exploit it?

An attacker needs physical access to invoke the Smart Switch application restore process. No authentication or user interaction is required according to the CVSS vector.

Is a default installation affected?

The available information does not identify any configuration prerequisite. Smart Switch versions prior to 3.7.73 should be treated as affected.

What is the remediation?

Update Samsung Smart Switch to version 3.7.73 or later. If updating cannot be performed immediately, restrict physical access to devices where Smart Switch is installed.

CVE-2026-21136: Medium severity Samsung Smart Switch vulnerability

Affected Software

Remediation

Event History

Frequently Asked Questions

Who is exposed to this issue?

What does an attacker need to do to exploit it?

Is a default installation affected?

What is the remediation?

Company

Resources

Contact

Frequently Asked Questions

Who is exposed to this issue?

What does an attacker need to do to exploit it?

Is a default installation affected?

What is the remediation?