Data Authenticity Weakness in Package Manager Service from Samsung
CVE-2026-21023

6.9MEDIUM

Key Information:

Vendor

Samsung
Status
Samsung Devices
Vendor
CVE Published:
29 April 2026

What is CVE-2026-21023?

A vulnerability exists in the PackageManagerService prior to the SMR Mar-2026 Release 1 in Samsung devices that allows local attackers to manipulate the installation restrictions of specific applications. Due to insufficient verification of data authenticity, these attackers may exploit the flaw to bypass intended security measures, leading to potential unauthorized app installations and altered app behaviors.

Affected Version(s)

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

References

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

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
High
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.