Improper check for exceptional conditions in Device Care prior to SMR Apr-2026 Release 1 allows physical attackers to bypass Knox Guard.

Attack Vector Physical

Attack Complexity Low

Privileges Required None

Attack Requirements Present

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.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Samsung Mobile Samsung Mobile Devices affected
Version Status Constraints
SMR Apr-2026 Release in Android 14, 15, 16 unaffected < *

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

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

Mon, 13 Apr 2026 06:15:00 +0000

Type Values Removed Values Added
Description Improper check for exceptional conditions in Device Care prior to SMR Apr-2026 Release 1 allows physical attackers to bypass Knox Guard.
References
Metrics cvssV4_0

{'score': 4.4, 'vector': 'CVSS:4.0/AV:P/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: SamsungMobile

Published:

Updated: 2026-04-13T05:04:27.024Z

Reserved: 2025-12-11T01:33:35.803Z

Link: CVE-2026-21007

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-04-13T06:16:05.190

Modified: 2026-04-13T06:16:05.190

Link: CVE-2026-21007

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses

No weakness.