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Members CVE-2026-20986

MEDIUM
Path Traversal (CWE-22)
2026-02-04 mobile.security@samsung.com
5.5
CVSS 3.1 · NVD
View

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V5 - File Handling Path canonicalization, traversal prevention
MITRE ATT&CK

2 techniques across 2 tactics: Discovery, Collection

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS 5.5 (MEDIUM). Attack vector: Local. Complexity: Low. Privileges required: Low. User interaction: None. Exploitable via local access.

Exploit ScenarioDerived

An attacker could exploit this vulnerability to overwrite data within Samsung Members.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 12, 2026

Samsung Members versions prior to 15.5.05.4 contain a path traversal vulnerability that enables local attackers to overwrite arbitrary data within the application. This vulnerability requires local access and valid user credentials but does not provide read access to sensitive information. No patch is currently available to address this issue.

Earlier versions of this analysis (1)
v1 Mar 12, 2026 - 21:54 CVSS 5.5

Path traversal in Samsung Members prior to Chinese version 15.5.05.4 allows local attackers to overwrite data within Samsung Members. [CVSS 5.5 MEDIUM]

RemediationAI

Monitor vendor advisories for a patch. Validate and sanitize file path inputs. Use allowlists.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Classified as CWE-22 (Path Traversal). Affects Members. Path traversal in Samsung Members prior to Chinese version 15.5.05.4 allows local attackers to overwrite data within Samsung Members.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 5.5 MEDIUM
AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None

DescriptionCVE.org

Path traversal in Samsung Members prior to Chinese version 15.5.05.4 allows local attackers to overwrite data within Samsung Members.

Executive ViewAI

Why It Matters

Organizations using Samsung Members should be aware of moderate risk from CVE-2026-20986, a path traversal vulnerability rated CVSS 5.5. This could allow unauthorized file access. Organizations should apply vendor updates when available and monitor for exploitation.

Business Impact: Low
Compensating Controls

Apply vendor patch. If patching is delayed: restrict file access via WAF, implement allowlists.

Threat Intelligence Overview

EPSS Score
0.0%
Top 99% exploitable
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.0%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Defer
Exploitation· derived
None
System Exposure· derived
Small
Automatable· derived
No
Human Impact
Low

Priority Score

28
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +28
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Path traversal exploits occur when applications use user-controlled input to construct file system paths without proper validation.

Affected Products (CPE)CVE.org

cpe:2.3:a:samsung:members:*:*:*:*:*:*:*:*
CVE-2021-25438 HIGH
7.8 Jul 08

Improper access control vulnerability in Samsung Members prior to versions 2.4.85.11 in Android O(8.1) and below, and 3.

CVE-2021-25374 HIGH
7.5 Apr 09

An improper authorization vulnerability in Samsung Members "samsungrewards" scheme for deeplink in versions 2.4.83.9 in

CVE-2022-30748 MEDIUM
5.5 Jun 07

Unprotected dynamic receiver in Samsung Members prior to version 4.2.005 allows attacker to launch arbitrary activity. R

CVE-2025-20949 MEDIUM
5.1 May 07

Path traversal vulnerability in Samsung Members prior to version 5.0.00.11 allows attackers to read and write arbitrary

CVE-2025-20898 MEDIUM
4.6 Feb 04

Improper input validation in Samsung Members prior to version 5.2.00.12 allows physical attackers to access data across

CVE-2026-20985 MEDIUM
4.3 Feb 04

Members versions up to 5.6.00.11 contains a vulnerability that allows attackers to connect arbitrary URL and launch arbi

CVE-2023-30703 MEDIUM
4.3 Aug 10

Improper URL validation vulnerability in Samsung Members prior to version 14.0.07.1 allows attackers to access sensitive

CVE-2022-28777 LOW
3.3 Apr 11

Improper access control vulnerability in Samsung Members prior to version 13.6.08.5 allows local attacker to execute cal

CVE-2021-25439 LOW
3.3 Jul 08

Improper access control vulnerability in Samsung Members prior to versions 2.4.85.11 in Android O(8.1) and below, and 3.

CVE-2021-25343 LOW
3.3 Mar 04

Calling of non-existent provider in Samsung Members prior to version 2.4.81.13 (in Android O(8.1) and below) and 3.8.00.

CVE-2021-25342 LOW
3.3 Mar 04

Calling of non-existent provider in SMP sdk prior to version 3.0.9 allows unauthorized actions including denial of servi

CVE-2025-21079 HIGH
7.1 Nov 05

Improper input validation in Samsung Members prior to version 5.5.01.3 allows remote attackers to connect arbitrary URL

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