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    CVE-2026-21043

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

    Published:Jul 10, 2026
    Last Modified:Aug 3, 2026
    EPS:Jul 10, 2026
    EPSS Score:0.00129
    CVSS Score:6.7

    Affected Products

    Vendor
    Samsung Mobile
    Product
    Samsung Mobile Devices

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-1 Accessing Functionality Not Properly Constrained by ACLs
    CAPEC-104 Cross Zone Scripting
    CAPEC-126 Path Traversal
    CAPEC-127 Directory Indexing
    CAPEC-13 Subverting Environment Variable Values
    CAPEC-17 Using Malicious Files
    CAPEC-39 Manipulating Opaque Client-based Data Tokens
    CAPEC-402 Bypassing ATA Password Security
    CAPEC-45 Buffer Overflow via Symbolic Links
    CAPEC-5 Blue Boxing
    CAPEC-51 Poison Web Service Registry
    CAPEC-59 Session Credential Falsification through Prediction
    CAPEC-60 Reusing Session IDs (aka Session Replay)
    CAPEC-64 Using Slashes and URL Encoding Combined to Bypass Validation Logic
    CAPEC-647 Collect Data from Registries
    CAPEC-668 Key Negotiation of Bluetooth Attack (KNOB)
    CAPEC-76 Manipulating Web Input to File System Calls
    CAPEC-77 Manipulating User-Controlled Variables
    CAPEC-78 Using Escaped Slashes in Alternate Encoding
    CAPEC-79 Using Slashes in Alternate Encoding
    CAPEC-87 Forceful Browsing

    Related CVEs

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    CVE-2026-21102 (CVSS 9.3) — Use after free in DualDAR prior to SMR Sep-2026 Release 1 allows local privileged attackers to execute arbitra…
    CVE-2026-21101 (CVSS 8.4) — Improper input validation in DualDAR driver prior to SMR Sep-2026 Release 1 allows local privileged attackers …
    CVE-2026-21100 (CVSS 6.9) — Improper access control in SystemUI prior to SMR Sep-2026 Release 1 allows local attackers to launch arbitrary…
    CVE-2026-21099 (CVSS 5.1) — Improper access control in SettingsProvider prior to SMR Sep-2026 Release 1 allows local attackers to access s…
    CVE-2026-21098 (CVSS 6.9) — Improper access control in Link to Windows prior to SMR Sep-2026 Release 1 allows local attackers to establish…
    CVE-2026-21097 (CVSS 4.6) — Improper authentication in ActivityTaskManagerService prior to SMR Sep-2026 Release 1 allows local privileged …
    CVE-2026-21096 (CVSS 9.2) — Heap-based buffer overflow in JPEG decoder of libimagecodec.quram.so prior to SMR Sep-2026 Release 1 allows re…
    CVE-2026-21095 (CVSS 9.2) — Heap-based buffer overflow in DNG decoder of libimagecodec.quram.so prior to SMR Sep-2026 Release 1 allows rem…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High