Ratel MCP Server
by ratel-aiContext engineering for AI agents. ~80% fewer tokens. Fix tool overload. Skills and memory with in-process BM25 and semantic retrieval. Progressive Disclosure. No vector DB.
Ratel is an open-source mcp server by ratel-ai, written mainly in Rust, with 545 GitHub stars and the MIT license. Its code was last updated Oct 31, 2026.
Scan summary: scanned Nov 5, 2026 at commit 8d78e70. No capabilities flagged by our checks. 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
8d78e70 · Nov 5, 2026 ScannedStatic, secrets and dependency checks completed with no critical findings.
Passed. This check ran and found nothing it flags.Static code scanpassPassed. This check ran and found nothing it flags.
Passed. This check ran and found nothing it flags.Secrets scanpassPassed. This check ran and found nothing it flags.
Flagged. This check found an issue. See the findings below.Dependency audit217 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.
Flagged. This check found an issue. See the findings below.BuildfailFlagged. This check found an issue. See the findings below.
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 (60)
- highHigh. Something risky that needs a close look before you install.dependencies 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.
- highHigh. Something risky that needs a close look before you install.dependencies 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.
- highHigh. Something risky that needs a close look before you install.dependencies 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.
- 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.pyo3@0.23.5: 3 known vulnerabilitiesRUSTSEC-2025-0020, RUSTSEC-2026-0177, GHSA-36hh-v3qg-5jq4
Cargo.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.aiohttp@3.14.1: 11 known vulnerabilitiesPYSEC-2026-3545, PYSEC-2026-3546, PYSEC-2026-3547, GHSA-2g87-pp6c-29x5, GHSA-494j-54xm-rwp3 +6 more
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.cryptography@48.0.0: 4 known vulnerabilitiesPYSEC-2026-3552, PYSEC-2026-3553, PYSEC-2026-3554, GHSA-537c-gmf6-5ccf
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.dnspython@2.8.0: 1 known vulnerabilityGHSA-45c3-73f7-pv4m
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.filelock@3.29.1: 9 known vulnerabilitiesGHSA-567q-5qvw-pf92, GHSA-69hj-f68j-2879, GHSA-8mx5-7m5m-r77g, GHSA-9vhv-jxww-xfm5, GHSA-cwqr-hh33-gh44 +4 more
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.fsspec@2026.4.0: 1 known vulnerabilityPYSEC-2026-4217
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.httpcore2@2.3.0: 1 known vulnerabilityPYSEC-2026-3844
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.httpx2@2.3.0: 3 known vulnerabilitiesPYSEC-2026-3846, PYSEC-2026-3848, PYSEC-2026-3849
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.joserfc@1.7.1: 2 known vulnerabilitiesGHSA-9pg5-8c7x-5hfx, GHSA-jpxq-7h8p-2q76
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.mcp@1.27.2: 5 known vulnerabilitiesPYSEC-2026-3483, GHSA-5h93-6whr-6q8j, GHSA-84m7-p3x7-pcfv, GHSA-rwrf-2pqf-9j8j, GHSA-w4fh-qvv9-3v23
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.pyasn1@0.6.3: 7 known vulnerabilitiesPYSEC-2026-3455, PYSEC-2026-3456, PYSEC-2026-3457, GHSA-2qm8-x737-gmw5, GHSA-9m75-vc3g-4x39 +2 more
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.pydantic-ai@1.106.0: 8 known vulnerabilitiesPYSEC-2026-4274, PYSEC-2026-4275, PYSEC-2026-4277, PYSEC-2026-4278, PYSEC-2026-4279 +3 more
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.pydantic-ai-slim@1.106.0: 8 known vulnerabilitiesPYSEC-2026-4283, PYSEC-2026-4284, PYSEC-2026-4286, PYSEC-2026-4287, PYSEC-2026-4288 +3 more
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.starlette@1.2.1: 2 known vulnerabilitiesPYSEC-2026-248, PYSEC-2026-249
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.urllib3@2.7.0: 6 known vulnerabilitiesPYSEC-2026-4175, PYSEC-2026-4176, PYSEC-2026-4177, PYSEC-2026-4175, PYSEC-2026-4176 +1 more
examples/pydantic-ai/uv.lock - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.@modelcontextprotocol/sdk@1.29.0: 6 known vulnerabilitiesGHSA-22jm-h49p-29qw, GHSA-46jr-4wx8-v453, GHSA-6prh-2h8m-c8cw, GHSA-6qxp-vccf-f47h, GHSA-f897-62hf-6gxq +1 more
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.body-parser@2.2.2: 2 known vulnerabilitiesGHSA-27r3-jxmh-p828, GHSA-v422-hmwv-36x6
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.brace-expansion@5.0.7: 5 known vulnerabilitiesGHSA-6j4f-fj2g-mc7p, GHSA-mh99-v99m-4gvg, GHSA-q2hr-2g5m-vwhr, GHSA-qhr7-859c-m2p7, GHSA-rgw5-rvv9-x895
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.fast-uri@3.1.0: 12 known vulnerabilitiesGHSA-333x-w4r6-6crp, GHSA-4c8g-83qw-93j6, GHSA-7p8r-x3mc-p8w7, GHSA-f65p-4m7j-42xc, GHSA-hrr3-gc8f-f4qj +7 more
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.hono@4.12.16: 24 known vulnerabilitiesGHSA-2gcr-mfcq-wcc3, GHSA-3hrh-pfw6-9m5x, GHSA-54fx-42gc-7vw4, GHSA-5r4p-p66f-jhc7, GHSA-79qm-7rj5-m7r9 +19 more
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.ip-address@10.1.0: 6 known vulnerabilitiesGHSA-h3mg-xc3c-68pw, GHSA-j6r3-76f7-8jcv, GHSA-mwp4-54f8-5fhr, GHSA-rpw4-54j3-4h4q, GHSA-rxp7-6hxx-x8q5 +1 more
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.js-yaml@3.15.0: 2 known vulnerabilitiesGHSA-2883-xcg3-v3hh, GHSA-5p4m-2wfm-xmqj
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.js-yaml@4.1.1: 4 known vulnerabilitiesGHSA-2883-xcg3-v3hh, GHSA-52cp-r559-cp3m, GHSA-5p4m-2wfm-xmqj, GHSA-h67p-54hq-rp68
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.markdown-it@14.3.0: 4 known vulnerabilitiesGHSA-253c-mchw-3w2r, GHSA-gfr2-rv44-r23c, GHSA-r7fv-28h4-cvq7, GHSA-vfgh-jcmw-g37q
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.nanoid@3.3.11: 3 known vulnerabilitiesGHSA-28wg-ghj8-5hjv, GHSA-2v37-7h3g-55p8, GHSA-xwg4-73v4-xw9w
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.postcss@8.5.12: 2 known vulnerabilitiesGHSA-fxqj-rqcc-2cmp, GHSA-r28c-9q8g-f849
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.source-map-js@1.2.1: 1 known vulnerabilityGHSA-68fv-2mgg-jv7q
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.vite@8.0.10: 7 known vulnerabilitiesGHSA-587h-7wmj-h5pm, GHSA-698v-4r3x-3vcv, GHSA-9jrq-w75r-8gcw, GHSA-fx2h-pf6j-xcff, GHSA-r825-w8mm-5pxw +2 more
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.zod@3.25.76: 1 known vulnerabilityGHSA-mrhx-c7xc-m3w5
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.zod@4.4.3: 1 known vulnerabilityGHSA-mrhx-c7xc-m3w5
pnpm-lock.yaml - mediumMedium. Worth checking, often a vulnerable dependency or a setup problem.Install or build failed in a clean environment/lib/advanced/Cli.mjs:236:28) src/sdk/ts build: ELIFECYCLE Command failed with exit code 1. src/sdk/ts build: Failed /w/src/sdk/ts: ERR_PNPM_RECURSIVE_RUN_FIRST_FAIL @ratel-ai/sdk@0.13.0-rc.12 build: `pnpm build:native && pnpm build:ts` Exit status 1 ELIFECYCLE Command failed with exit code 1.
- lowLow. Minor, or common in normal tools. Shown for information.anyhow@1.0.102: 1 known vulnerabilityRUSTSEC-2026-0190
Cargo.lock - lowLow. Minor, or common in normal tools. Shown for information.crossbeam-epoch@0.9.18: 1 known vulnerabilityRUSTSEC-2026-0204
Cargo.lock - lowLow. Minor, or common in normal tools. Shown for information.fxhash@0.2.1: 1 known vulnerabilityRUSTSEC-2025-0057
Cargo.lock - lowLow. Minor, or common in normal tools. Shown for information.paste@1.0.15: 1 known vulnerabilityRUSTSEC-2024-0436
Cargo.lock - lowLow. Minor, or common in normal tools. Shown for information.rustls@0.23.41: 4 known vulnerabilitiesRUSTSEC-2026-0285, RUSTSEC-2026-0346, RUSTSEC-2026-0348, RUSTSEC-2026-0349
Cargo.lock - lowLow. Minor, or common in normal tools. Shown for information.rustls-webpki@0.103.13: 1 known vulnerabilityRUSTSEC-2026-0382
Cargo.lock - lowLow. Minor, or common in normal tools. Shown for information.webpki-roots@1.0.8: 1 known vulnerabilityRUSTSEC-2026-0381
Cargo.lock - lowLow. Minor, or common in normal tools. Shown for information.fastmcp@3.4.2: 1 known vulnerabilityGHSA-7xgj-8392-5q4r
examples/pydantic-ai/uv.lock - lowLow. Minor, or common in normal tools. Shown for information.fastmcp-slim@3.4.2: 1 known vulnerabilityGHSA-7xgj-8392-5q4r
examples/pydantic-ai/uv.lock - lowLow. Minor, or common in normal tools. Shown for information.multidict@6.7.1: 1 known vulnerabilityPYSEC-2026-4244
examples/pydantic-ai/uv.lock - lowLow. Minor, or common in normal tools. Shown for information.opentelemetry-api@1.39.1: 1 known vulnerabilityGHSA-xcq7-p3pf-p88h
examples/pydantic-ai/uv.lock - lowLow. Minor, or common in normal tools. Shown for information.pydantic-settings@2.14.1: 1 known vulnerabilityGHSA-4xgf-cpjx-pc3j
examples/pydantic-ai/uv.lock - lowLow. Minor, or common in normal tools. Shown for information.opentelemetry-api@1.41.1: 1 known vulnerabilityGHSA-xcq7-p3pf-p88h
examples/telemetry-python/uv.lock - lowLow. Minor, or common in normal tools. Shown for information.@ai-sdk/provider-utils@2.2.8: 1 known vulnerabilityGHSA-866g-f22w-33x8
pnpm-lock.yaml - lowLow. Minor, or common in normal tools. Shown for information.@ai-sdk/provider-utils@4.0.25: 1 known vulnerabilityGHSA-866g-f22w-33x8
pnpm-lock.yaml - lowLow. Minor, or common in normal tools. Shown for information.@hono/node-server@1.19.14: 2 known vulnerabilitiesGHSA-frvp-7c67-39w9, GHSA-rmxm-3fg6-px4f
pnpm-lock.yaml - lowLow. Minor, or common in normal tools. Shown for information.@vitest/mocker@4.1.5: 2 known vulnerabilitiesGHSA-82fw-gwwq-j7x9, GHSA-qxg6-89mg-rqv8
pnpm-lock.yaml - lowLow. Minor, or common in normal tools. Shown for information.esbuild@0.27.7: 1 known vulnerabilityGHSA-g7r4-m6w7-qqqr
pnpm-lock.yaml - lowLow. Minor, or common in normal tools. Shown for information.minimatch@10.2.5: 1 known vulnerabilityGHSA-g3hv-75wg-m249
pnpm-lock.yaml - lowLow. Minor, or common in normal tools. Shown for information.qs@6.15.1: 4 known vulnerabilitiesGHSA-4mjr-xmp4-gh2g, GHSA-6pq8-jhm2-2vcw, GHSA-q8mj-m7cp-5q26, GHSA-x5fp-wj9c-mxmx
pnpm-lock.yaml - lowLow. Minor, or common in normal tools. Shown for information.vitest@4.1.5: 1 known vulnerabilityGHSA-82fw-gwwq-j7x9
pnpm-lock.yaml - lowLow. Minor, or common in normal tools. Shown for information.No manifest declaring network access and environment variables (agent.json)
Network activity
During install
registry.npmjs.org
While running
Not run — the code wasn't started in this scan
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