LitterBox MCP Server
by BlackSnufkinA self-hosted sandbox for red teams to test payloads against modern detection before deployment. MCP integration lets an LLM agent drive analysis end to end.
LitterBox is an open-source mcp server by BlackSnufkin, written mainly in YARA, with 1,557 GitHub stars and the GPL-3.0 license. Its code was last updated May 5, 2026.
Scan summary: scanned Nov 5, 2026 at commit a609527. Seen able to run shell commands, connect to the internet. Scan policy
ScannedScanned. The automated checks below ran on the commit shown. Read each line for what was and was not covered.
Full scan at
a609527 · Nov 5, 2026 ScannedStatic, secrets and dependency checks completed with no critical findings. BuildsIt installed from a fresh machine.
Warning. This check found something worth reading in the findings below. It is not proof of a problem.Static code scanwarnWarning. This check found something worth reading in the findings below. It is not proof of a problem.
Flagged. This check found an issue. See the findings below.Secrets scanfailFlagged. This check found an issue. See the findings below.
Flagged. This check found an issue. See the findings below.Dependency audit9 known vulnerabilitiesfailFlagged. This check found an issue. See the findings below.
Warning. This check found something worth reading in the findings below. It is not proof of a problem.ManifestnonewarnWarning. This check found something worth reading in the findings below. It is not proof of a problem.
Passed. This check ran and found nothing it flags.BuildpassPassed. This check ran and found nothing it flags.
Not applicable. This check does not apply to this kind of project, or it was not run in this scan.Boot & handshaken/aNot applicable. This check does not apply to this kind of project, or it was not run in this scan.
Not applicable. This check does not apply to this kind of project, or it was not run in this scan.Network egressn/aNot applicable. This check does not apply to this kind of project, or it was not run in this scan.
Not applicable. This check does not apply to this kind of project, or it was not run in this scan.Reproducible (×3)n/aNot applicable. This check does not apply to this kind of project, or it was not run in this scan.
Findings (13)
- highHigh. Something risky that needs a close look before you install.secrets issueDetails are available to the maintainer after claiming this listing.
- highHigh. Something risky that needs a close look before you install.secrets issueDetails are available to the maintainer after claiming this listing.
- highHigh. Something risky that needs a close look before you install.secrets issueDetails are available to the maintainer after claiming this listing.
- highHigh. Something risky that needs a close look before you install.dependencies issueDetails are available to the maintainer after claiming this listing.
- mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.Turns off TLS certificate checking, allowing traffic interception.
GrumpyCats/litterbox_client/base.py:62 - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.Runs shell commands. Fine for some tools, but it means the agent can run anything your user can.
app/analyzers/base.py:88 - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.Runs shell commands. Fine for some tools, but it means the agent can run anything your user can.
app/analyzers/holygrail.py:47 - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.cryptography@47.0.0: 4 known vulnerabilitiesPYSEC-2026-3552, PYSEC-2026-3553, PYSEC-2026-3554, GHSA-537c-gmf6-5ccf
requirements.txt - lowLow. Minor, or common in normal tools. Shown for information.tokio@1.52.1: 1 known vulnerabilityRUSTSEC-2026-0386
Whiskers/Cargo.lock - lowLow. Minor, or common in normal tools. Shown for information.werkzeug@3.1.8: 2 known vulnerabilitiesPYSEC-2026-4312, PYSEC-2026-4312
requirements.txt - lowLow. Minor, or common in normal tools. Shown for information.idna@3.9.0: 1 known vulnerabilityPYSEC-2026-215
requirements.txt - lowLow. Minor, or common in normal tools. Shown for information.No manifest declaring network access and environment variables (agent.json)
- lowLow. Minor, or common in normal tools. Shown for information.Couldn't work out how to start the server. Set "entrypoint" in agent.json.
Network activity
During install
files.pythonhosted.orgpypi.org
While running
Not run — the code wasn't started in this scan
Automated result for the commit shown. See our scan policy. View the scan log
Maintainers can claim the listing to rescan, or dispute a result.
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| Name | Stars | Licence | Last updated | Scan |
|---|---|---|---|---|
| LitterBox (this page) BlackSnufkin | 1.6k | GPL-3.0 | May 5, 2026 | Scanned, no flagged issues |
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