Bixby Local Privileges Escalation via Default Permissions (<=4.0.86.0)
CVE-2026-21074 Published on August 10, 2026
Incorrect default permissions in Bixby prior to version 4.0.86.0 allows local attackers to execute arbitrary commands with Bixby privilege.
Vulnerability Analysis
CVE-2026-21074 is exploitable with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
LOW
User Interaction:
NONE
Weakness Type
Incorrect Default Permissions
During installation, installed file permissions are set to allow anyone to modify those files.
Products Associated with CVE-2026-21074
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Affected Versions
Samsung Mobile Bixby:- Version 4.0.86.0 and below * is unaffected.