Improper Access Control in Samsung Internet Browser
CVE-2026-21135

5.9MEDIUM

Key Information:

Vendor

Samsung
Status
Samsung Internet
Vendor
CVE Published:
12 October 2026

What is CVE-2026-21135?

An improper access control vulnerability in Samsung Internet prior to version 30.0.5.6 allows local attackers to exploit the browser and retrieve sensitive information that should be protected. This flaw highlights the importance of enforcing robust access controls to safeguard user data.

Affected Version(s)

Samsung Internet 30.0.5.6

References

https://security.samsungmobile.com/serviceWeb.smsb?year=2...

CVSS V4

Score:
5.9
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.