CVE-2026-21036

MEDIUM CVSS 4.0: 6.3 EPSS 0.09%
Updated Jun 30, 2026
Samsung
Parameter Value
CVSS 6.3 (MEDIUM)
Affected Versions before 30.0.0.39
Fixed In 30.0.0.39
Type CWE-863 (Incorrect Authorization)
Vendor Samsung
Public PoC No

Improper authorization in Samsung Internet prior to version 30.0.0.39 allows local attackers to access sensitive information.

Attack Parameters

Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v4.0

Vulnerable Products 1

Configuration From (including) Up to (excluding)
Samsung Internet
cpe:2.3:a:samsung:internet:*:*:*:*:*:*:*:*
30.0.0.39