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    CVE-2026-31195

    OS command injection vulnerability in the ping diagnostic handler in /bin/httpd_clientside in ALTICE LABS / SFR France GR140DG Fibre Router with firmware 3GN8020801R13, 3GN8020802R0A, or 3GN8020803R0A inserts unsanitized user input into a system() call, allowing authenticated remote attackers to execute arbitrary commands as root via crafted destAddr parameters using shell command substitution.

    Published:May 5, 2026
    Last Modified:Jun 18, 2026
    EPS:May 5, 2026
    EPSS Score:0.01275
    CVSS Score:8.8

    Affected Products

    Vendor
    Altice
    Product
    Gr140dg
    Vendor
    Altice
    Product
    Gr140ig

    Exploits

    No exploit reference

    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