Samsung Devices Bluetooth privileges assignment

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Samsung Devices. It has been declared as critical. This affects an unknown function of the component Bluetooth. The manipulation results in privileges assignment. This vulnerability is known as CVE-2026-21011. An attack on the physical device is feasible. No exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Samsung Devices (version now known). It has been classified as critical. Affected is some unknown processing of the component Bluetooth. The manipulation with an unknown input leads to a privileges assignment vulnerability. CWE is classifying the issue as CWE-266. A product incorrectly assigns a privilege to a particular actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Incorrect privilege assignment in Bluetooth in Maintenance mode prior to SMR Apr-2026 Release 1 allows physical attackers to bypass Extend Unlock.

The advisory is available at security.samsungmobile.com. This vulnerability is traded as CVE-2026-21011 since 12/11/2025. The exploitability is told to be difficult. Local access is required to approach this attack. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project.

Applying a patch is able to eliminate this problem.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-21866). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Privileges assignment
CWE: CWE-266
CAPEC: 🔒
ATT&CK: 🔒

Physical: Yes
Local: Yes
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Timelineinfo

12/11/2025 CVE reserved
04/13/2026 +122 days Advisory disclosed
04/13/2026 +0 days VulDB entry created
04/13/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2026-21011 (🔒)
GCVE (CVE): GCVE-0-2026-21011
GCVE (VulDB): GCVE-100-357090
EUVD: 🔒

Entryinfo

Created: 04/13/2026 08:17
Updated: 04/13/2026 10:38
Changes: 04/13/2026 08:17 (65), 04/13/2026 10:38 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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