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    CVE-2026-31975

    Cloud CLI (aka Claude Code UI) is a desktop and mobile UI for Claude Code, Cursor CLI, Codex, and Gemini-CLI. Prior to 1.25.0, OS Command Injection via WebSocket Shell. Both projectPath and initialCommand in server/index.js are taken directly from the WebSocket message payload and interpolated into a bash command string without any sanitization, enabling arbitrary OS command execution. A secondary injection vector exists via unsanitized sessionId. This vulnerability is fixed in 1.25.0.

    Published:Mar 11, 2026
    Last Modified:Mar 23, 2026
    EPS:Mar 11, 2026
    EPSS Score:0.0049
    CVSS Score:9.8

    Affected Products

    Vendor
    Cloudcli
    Product
    Cloud Cli
    Vendor
    Siteboon
    Product
    Claudecodeui

    Exploits

    https://github.com/siteboon/claudecodeui/security/advisories/GHSA-gv8f-wpm2-m5wrhttps://github.com/siteboon/claudecodeui/security/advisories/GHSA-gv8f-wpm2-m5wr

    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