Improper authentication in Samsung Flow prior to version 4.9.22.4 allows adjacent attackers to access sensitive information.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required None

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

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 Flow affected
Version Status Constraints
4.9.22.4 unaffected < *

No data.

No data.

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Project Subscriptions

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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/serviceWeb.smsb?year=2026&month=10 cve-icon cve-icon
History

Mon, 12 Oct 2026 07:00:00 +0000

Type Values Removed Values Added
Title Samsung Flow Improper Authentication Enables Local Disclosure of Sensitive Information
Weaknesses CWE-285

Mon, 12 Oct 2026 05:00:00 +0000

Type Values Removed Values Added
Description Improper authentication in Samsung Flow prior to version 4.9.22.4 allows adjacent attackers to access sensitive information.
References
Metrics cvssV4_0

{'score': 6.1, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: SamsungMobile

Published:

Updated: 2026-10-12T04:57:52.541Z

Reserved: 2025-12-11T01:33:35.833Z

Link: CVE-2026-21134

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-12T05:17:02.163

Modified: 2026-10-12T05:17:02.163

Link: CVE-2026-21134

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-12T06:45:07Z

Weaknesses