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EPSS 0.2%top 93%

CVE-2026-21103: CWE-35: Path Traversal in Samsung Mobile Samsung Mobile Devices

0
Medium
VulnerabilityCVE-2026-21103cvecve-2026-21103cwe-35
Published: 09/09/2026 (09/09/2026, 04:47:52 UTC)
Source: CVE Database V5
Vendor/Project: Samsung Mobile
Product: Samsung Mobile Devices

Description

CVE-2026-21103 is a path traversal vulnerability in the GalaxyDiagnostics component of Samsung Mobile Devices prior to the SMR September 2026 Release 1. This flaw allows physical attackers to access files with system-level privileges. The vulnerability has a medium severity rating with a CVSS score of 6.8. No patch or official remediation has been confirmed yet.

CVSS v4.0

Score 6.8medium

Attack Vector
Physical
Attack Complexity
Low
Attack Requirements
None
Privileges Required
None
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
High
Vuln. Availability
None
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 09/09/2026, 11:07:39 UTC

Technical Analysis

This vulnerability involves a path traversal issue (CWE-35) in the GalaxyDiagnostics software on Samsung Mobile Devices before the SMR September 2026 Release 1. Exploiting this flaw, an attacker with physical access can access files with system privileges, potentially exposing sensitive system files. The CVSS 4.0 vector indicates the attack requires physical access (AV:P), has low complexity (AC:L), no privileges or user interaction required, but results in high impact on confidentiality and integrity. No vendor advisory or patch information is currently available.

Potential Impact

An attacker with physical access to a vulnerable Samsung Mobile Device can exploit this path traversal vulnerability to access files with system privileges. This could lead to unauthorized disclosure or modification of sensitive system files. The impact on confidentiality and integrity is high, but availability is not affected. There are no known exploits in the wild at this time.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict physical access to affected devices to mitigate risk.

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Technical Details

Data Version
5.2
Assigner Short Name
SamsungMobile
Date Reserved
2025-12-11T01:33:35.829Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null

Threat ID: 6aa13d67acd9273b493465b0

Added to database: 09/09/2026, 11:05:11 UTC

Last enriched: 09/09/2026, 11:07:39 UTC

Last updated: 09/09/2026, 22:52:09 UTC

Views: 9

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