CVE-2026-21003
Received Received - Intake
Improper Input Validation in Samsung Network Restrictions Enables Bypass

Publication date: 2026-04-13

Last updated on: 2026-04-16

Assigner: Samsung Mobile

Description
Improper input validation in data related to network restrictions prior to SMR Apr-2026 Release 1 allows physical attackers to bypass the restrictions.
CVSS Scores
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Meta Information
Published
2026-04-13
Last Modified
2026-04-16
Generated
2026-06-16
AI Q&A
2026-04-13
EPSS Evaluated
2026-06-15
NVD
CVE-2026-21003
EUVD
EUVD-2026-21816
Affected Vendors & Products
Showing 79 associated CPEs
Vendor Product Version / Range
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 14.0
samsung android 15.0
samsung android 15.0
samsung android 15.0
samsung android 14.0
samsung android 14.0
samsung android 15.0
samsung android 15.0
samsung android 14.0
samsung android 15.0
samsung android 16.0
samsung android 14.0
samsung android 15.0
samsung android 16.0
samsung android 14.0
samsung android 15.0
samsung android 16.0
samsung android 14.0
samsung android 15.0
samsung android 16.0
samsung android 14.0
samsung android 15.0
samsung android 16.0
samsung android 14.0
samsung android 15.0
samsung android 16.0
samsung android 15.0
samsung android 15.0
samsung android 14.0
samsung android 15.0
samsung android 16.0
samsung android 14.0
samsung android 15.0
samsung android 16.0
samsung android 14.0
samsung android 15.0
samsung android 16.0
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-UNKNOWN
Attack-Flow Graph
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Executive Summary

This vulnerability involves improper input validation in data related to network restrictions in certain Samsung devices prior to the SMR Apr-2026 Release 1.

Because of this flaw, physical attackers can bypass network restrictions that are supposed to be enforced.

Impact Analysis

The vulnerability allows physical attackers to bypass network restrictions, which could lead to unauthorized network access or actions that are normally blocked.

This could potentially compromise the security or integrity of the affected device's network environment.

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