Vulnerability CVE-2026-21144

What is affected, what to do

Multiple vulnerabilities were identified in Samsung Products. A remote attacker could exploit some of these vulnerabilities to trigger denial of service condition, elevation of privilege, security restriction bypass, sensitive information disclosure, remote code execution and data manipulation on the targeted system.

The available sources name no fixed version. Check the vendor guidance in the references below.

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Metrics

Detection rules

No NEOSEC detection rule is available for this vulnerability yet.

Classification under NIS2 and CRA

Rule-based classification from exploitation status and severity. It does not replace a case-by-case assessment.

NIS2

NIS2 is EU Directive (EU) 2022/2555 to raise the level of cybersecurity across the Union. It substantially broadens obligations compared with the first NIS directive: more sectors, mandatory risk management, staged reporting duties and personal accountability of senior management.

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High technical severity: assess and remediate the vulnerability in vulnerability handling under Art. 21(2)(e) NIS2 and document the decision.

CRA

The CRA is EU Regulation (EU) 2024/2847 setting horizontal cybersecurity requirements for „products with digital elements“ — from industrial controllers and software to connected consumer devices. For the first time manufacturers must ensure security across the entire product lifecycle, handle vulnerabilities and provide security updates.

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From 11.12.2027, Annex I Part II CRA requires manufacturers of affected products with digital elements to handle vulnerabilities without delay and provide security updates.

ISO/IEC 27001

ISO/IEC 27001 is the internationally leading standard for an information security management system (ISMS). It describes a risk-based, process-oriented framework to systematically plan, implement, review and improve information security.

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Control A.8.8, management of technical vulnerabilities: assess relevance to your systems, plan remediation and keep evidence.

Description

Multiple vulnerabilities were identified in Samsung Products. A remote attacker could exploit some of these vulnerabilities to trigger denial of service condition, elevation of privilege, security restriction bypass, sensitive information disclosure, remote code execution and data manipulation on the targeted system. Impact: Elevation of Privilege Remote Code Execution Denial of Service Information Disclosure Security Restriction Bypass Data Manipulation System / Technologies affected: Samsung mobile devices running Android 14, 15, 16, 17 Solutions: Before installation of the software, please visit the vendor web-site for more details. Apply fixes issued by the vendor: https://security.samsungmobile.com/securityUpdate.smsb

Source: HKCERT (CC BY 3.0 HK) · HKCERT rating: medium