Grades are a hygiene check, not a security guarantee.

Claude Code, Skill

Octop Browser

Octop Browser, a skill listed in the PlugVet directory.

Compatibility: Not stated.

Grade C

One Medium finding. Read the report before installing.

Graded by PlugVetRubric v2

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

NETWORK_HOST_FROM_INPUT

Why this grade

  • NETWORK_HOST_FROM_INPUT Medium

    A file takes a URL or endpoint as input and has no fixed host list.

    src/octop_browser/session.py, line 123 async with http.get(url) as resp:

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

    Concern

    can delete files.

    PERMISSION_DELETE_FILES

    src/octop_browser/install.py, line 159

    result = subprocess.run(

    src/octop_browser/install.py, line 208

    result = subprocess.run(

    src/octop_browser/install.py, line 241

    result = subprocess.run(

    Show more

    src/octop_browser/install.py, line 339

    result = subprocess.run(

    src/octop_browser/profile.py, line 190

    shutil.rmtree(profile.data_dir)

    src/octop_browser/cdp/launch_prep.py, line 195

    result = subprocess.run(

    src/octop_browser/cdp/launch_prep.py, line 242

    shutil.rmtree(data_dir)

    src/octop_browser/cdp/launcher.py, line 338

    result = subprocess.run( # noqa: S603

    src/octop_browser/cdp/launcher.py, line 355

    process: subprocess.Popen[bytes] | None = None,

    src/octop_browser/cdp/launcher.py, line 578

    proc = subprocess.Popen(cmd, **popen_kwargs) # noqa: S603

  • Install and update

    Pass

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

  • Network

    Serious

    accepts a host from input, with no fixed list in this file.

    NETWORK_HOST_FROM_INPUT

    src/octop_browser/session.py, line 123

    async with http.get(url) as resp:

    src/octop_browser/session.py, line 721

    async with http.get(f"http://{host}:{port}/json") as resp:

    src/octop_browser/session.py, line 808

    async with http.get(f"http://{host}:{port}/json") as resp:

    Show more

    src/octop_browser/record/recorder.py, line 187

    async with http.get(url, timeout=aiohttp.ClientTimeout(total=3)) as resp:

    AGENTS.md, line 61

    - `session._InternalCDPSession` - owns one `CDPClient` + one `RefCache` per page. Honors `cfg.cdp_ws_url`: if set, **bypasses the launcher entirely** and connects directly to the g

  • Secrets

    Concern

    reads a credential or environment file.

    SECRETS_PATH_DOTENV

    .gitignore, line 11

    # Environment / secrets

    .gitignore, line 12

    .env

    .gitignore, line 14

    !.env.example

    Show more

    AGENTS.md, line 83

    The MCP server has no per-tool `inputSchema` field for these - they are passed via the standard `mcpServers.<name>.env` block in client config. Do not add them to the tool schema.

  • Agent instructions

    Pass

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

  • Obfuscation

    Note

    a file was over the read cap and was not fully read.

    OBFUSCATION_FILE_OVER_READ_CAP

    uv.lock, line 1

    version = 1

  • Licence

    Pass

    A licence file is present (LICENSE).

  • Maintainer activity

    Pass

    The latest commit is within the last 365 days.

Get the full report on this tool, £49

Note

Hygiene check of commit b3910fc50c96. can delete files. accepts a host from input, with no fixed list in this file. reads a credential or environment file. a file was over the read cap and was not fully read.

Date and source

Date checked:

View source

github.com

Commit graded: b3910fc50c964fabcc8a8cde6ccec7367dbb27dd

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