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Samsung SettingsProvider CVE-2026-21099

| EUVDEUVD-2026-74640 MEDIUM
Improper Handling of Insufficient Permissions or Privileges (CWE-280)
2026-09-09 SamsungMobile GHSA-8fp4-mqj7-hgfc
5.1
CVSS 4.0 · Vendor: SamsungMobile
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Severity by source

Vendor (SamsungMobile) PRIMARY
5.1 MEDIUM
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
vuln.today AI
4.0 MEDIUM

Local-only attack (AV:L), no privileges required (PR:N per vendor CVSS 4.0), limited confidentiality disclosure only (C:L), no integrity or availability impact.

3.1 AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
4.0 AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (SamsungMobile).

CVSS VectorVendor: SamsungMobile

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

2
Analysis Generated
Sep 09, 2026 - 08:39 vuln.today
CVE Published
Sep 09, 2026 - 04:47 cve.org
MEDIUM 5.1

DescriptionCVE.org

Improper access control in SettingsProvider prior to SMR Sep-2026 Release 1 allows local attackers to access sensitive information.

AnalysisAI

Improper access control in Samsung's SettingsProvider component on Android allows local attackers to read sensitive device settings without holding any special permissions. Affected devices run Android 15, 16, or 17 with Samsung firmware prior to the SMR Sep-2026 Release 1 patch bundle. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
technique details hidden
Delivery
technique details hidden
Exploit
technique details hidden
Execution
technique details hidden
Impact
technique details hidden

Vulnerability AssessmentAI

Exploitation Exploitation requires local code execution on a Samsung Mobile Device running Android 15, 16, or 17 with firmware predating SMR Sep-2026 Release 1. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment Real-world risk is moderate-low. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation Apply Samsung's SMR Sep-2026 Release 1 security patch, which addresses this flaw on Android 15, 16, and 17. … Detailed patch versions, workarounds, and compensating controls in full report.

Threat intelligence, references, and detailed analysis are available after sign-in.

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CVE-2026-21099 vulnerability details – vuln.today

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