Improper access control in Samsung Internet - CVE-2026-21135
Published: October 6, 2026
Vulnerability identifier: #VU153323
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-21135
CWE-ID: CWE-284
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A local attacker can bypass implemented security restrictions and access sensitive information.
Affected software
Samsung Internet
How to mitigate CVE-2026-21135
Install updates from vendor's website.
Samsung Internet - update to 30.0.5.6