CVE-2026-21135: Medium severity Samsung Samsung Internet vulnerability

Q: Who can exploit this issue?

An attacker needs local access to the affected device. The vulnerability is not described as remotely exploitable and does not require privileges or user interaction according to the supplied CVSS vector.

Q: Which versions need remediation?

Samsung Internet versions before 30.0.5.6 are affected. Update to version 30.0.5.6 or later.

Q: What is the impact if exploitation succeeds?

A local attacker may access sensitive information. The supplied CVSS vector indicates confidentiality impact, with no stated integrity or availability impact.

Published Oct 12, 2026

Updated

Improper access control in Samsung Internet prior to version 30.0.5.6 allows local attackers to access sensitive information.

Affected Software

1 affected component

Samsung Samsung Internet<30.0.5.6

Remediation

Recommended actions to resolve this vulnerability, in priority order.

Upgrade
Upgrade Samsung Internet to a version that resolves this vulnerability.
Fixed in 30.0.5.6

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 can exploit this issue?

An attacker needs local access to the affected device. The vulnerability is not described as remotely exploitable and does not require privileges or user interaction according to the supplied CVSS vector.

Which versions need remediation?

Samsung Internet versions before 30.0.5.6 are affected. Update to version 30.0.5.6 or later.

What is the impact if exploitation succeeds?

A local attacker may access sensitive information. The supplied CVSS vector indicates confidentiality impact, with no stated integrity or availability impact.

CVE-2026-21135: Medium severity Samsung Samsung Internet vulnerability

Affected Software

Remediation

Event History

Frequently Asked Questions

Who can exploit this issue?

Which versions need remediation?

What is the impact if exploitation succeeds?

Company

Resources

Contact

Frequently Asked Questions

Who can exploit this issue?

Which versions need remediation?

What is the impact if exploitation succeeds?