Samsung Wallpaper Service prior Jul-2026 Release 1 path traversal

CVSS Meta Temp Score
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CTI Interest Score
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3.2$0-$5k1.21

Summaryinfo

A vulnerability described as problematic has been identified in Samsung Wallpaper Service. Affected by this vulnerability is an unknown functionality of the component Wallpaper Service. Executing a manipulation can lead to path traversal. This vulnerability is registered as CVE-2026-21043. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability has been found in Samsung Wallpaper Service and classified as problematic. This vulnerability affects an unknown code block of the component Wallpaper Service. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality. CVE summarizes:

Path traversal in Wallpaper service prior to SMR Jul-2026 Release 1 allows local privileged attackers to access files with system server privilege.

The advisory is available at security.samsungmobile.com. This vulnerability was named CVE-2026-21043 since 12/11/2025. The exploitation appears to be easy. Local access is required to approach this attack. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

Upgrading to version Jul-2026 Release 1 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at CERT Bund (WID-SEC-2026-2275). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Affected

  • Samsung Android

Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.2

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Path traversal
CWE: CWE-22
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Upgrade: Wallpaper Service Jul-2026 Release 1

Timelineinfo

12/11/2025 CVE reserved
07/10/2026 +210 days Advisory disclosed
07/10/2026 +0 days VulDB entry created
07/10/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: samsung.com

Advisory: security.samsungmobile.com
Status: Confirmed

CVE: CVE-2026-21043 (🔒)
GCVE (CVE): GCVE-0-2026-21043
GCVE (VulDB): GCVE-100-377410
CERT Bund: WID-SEC-2026-2275 - Samsung Android: Mehrere Schwachstellen

Entryinfo

Created: 07/10/2026 08:16
Updated: 07/10/2026 15:26
Changes: 07/10/2026 08:16 (52), 07/10/2026 15:26 (7)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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