Improper input validation in data related to network restrictions prior to SMR Apr-2026 Release 1 allows physical attackers to bypass the restrictions.

Metrics

Attack Vector Physical

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

No data.

No data.

No data.

No data.

References
Link Providers
https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=04 cve-icon cve-icon
History

Mon, 13 Apr 2026 05:15:00 +0000

Type Values Removed Values Added
Description Improper input validation in data related to network restrictions prior to SMR Apr-2026 Release 1 allows physical attackers to bypass the restrictions.
References
Metrics cvssV4_0

{'score': 5.2, 'vector': 'CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: SamsungMobile

Published:

Updated: 2026-04-13T04:57:14.913Z

Reserved: 2025-12-11T01:33:35.802Z

Link: CVE-2026-21003

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-13T05:16:02.230

Modified: 2026-04-13T05:16:02.230

Link: CVE-2026-21003

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.