Improper Authorization Vulnerability in KnoxGuardManager by Samsung
CVE-2026-21044

5.8MEDIUM

Key Information:

Vendor

Samsung
Status
Samsung Devices
Vendor
CVE Published:
10 July 2026

What is CVE-2026-21044?

A security flaw in KnoxGuardManager allows local attackers to exploit improper authorization mechanisms. This vulnerability enables them to bypass the application's persistence configuration, potentially leading to unauthorized access and manipulation of user data. It is essential for users to update to the latest version following the SMR Jul-2026 Release 1 to mitigate this risk. For further details, visit the official Samsung security update page.

Affected Version(s)

Samsung Mobile Devices SMR Jul-2026 Release in Android 14, 15, 16

References

https://security.samsungmobile.com/securityUpdate.smsb?ye...

CVSS V4

Score:
5.8
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
Low
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
Physical
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.