Samsung Flow 4.9.22.4 Local Permission Escalation via Incorrect Default Permission
CVE-2026-21131 Published on October 12, 2026
Incorrect default permission in Samsung Flow prior to version 4.9.22.4 allows local attackers to launch an arbitrary activity with Samsung Flow privileges on the connected device.
Vulnerability Analysis
CVE-2026-21131 can be exploited with local system access, and does not require authorization privileges or user interaction. 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:
NONE
User Interaction:
NONE
Products Associated with CVE-2026-21131
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Affected Versions
Samsung Mobile Samsung Flow:- Version 4.9.22.4 and below * is unaffected.