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    CVE-2026-119025

    open 7.2.0 before 11.0.0 contains an OS command injection vulnerability that allows attackers to execute PowerShell code by supplying crafted URLs on Windows and WSL. Attackers can embed $(...) subexpressions in URLs, such as OAuth authorization_endpoint values from malicious MCP servers, which execute when index.js passes them unescaped to powershell -EncodedCommand.

    Published:Oct 29, 2026
    Last Modified:Nov 3, 2026
    EPS:Oct 29, 2026
    EPSS Score:0.01446
    CVSS Score:7.5

    Affected Products

    No affected product recorded yet

    Exploits

    https://github.com/shouvikkkk/oauth-sink-check

    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