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martc03

cybersecurity-vuln-mcp

by martc03

MCP-сервер для анализа киберуязвимостей

Унифицированная аналитика уязвимостей из 4 государственных источников данных в одном MCP-сервере. Получайте расширенные данные по CVE с оценками CVSS, статусом активной эксплуатации, вероятностью эксплуатации и техниками ATT&CK за один запрос.

Источник

Что предоставляет

Частота обновления

NIST NVD 2.0

Детали CVE, оценки CVSS, описания, ссылки, классификации CWE

Постоянно

CISA KEV

Каталог активно эксплуатируемых уязвимостей, сроки устранения

Ежедневно

FIRST.org EPSS

Оценки вероятности эксплуатации (0-1), прогнозирующие вероятность использования в ближайшие 30 дней

Ежедневно

MITRE ATT&CK

Техники злоумышленников, сопоставленные с CVE

Ежеквартально

Инструменты

vuln_lookup_cve — Расширенный поиск CVE

Главная функция. Найдите любую CVE и получите аналитику из всех 4 источников за один запрос.

  • Входные данные: { cveId: "CVE-2021-44228" }

  • Возвращает: Детали NVD + оценка CVSS + статус эксплуатации KEV + вероятность EPSS + техники ATT&CK

Поиск в NVD по ключевым словам, уровню серьезности и диапазону дат. Опционально можно отфильтровать только активно эксплуатируемые (KEV) уязвимости.

  • Входные данные: { keyword: "apache log4j", severity: "CRITICAL", hasKev: true, limit: 20 }

vuln_kev_latest — Недавно эксплуатируемые уязвимости

Получение уязвимостей, недавно добавленных в каталог CISA Known Exploited Vulnerabilities.

  • Входные данные: { days: 7, limit: 20 }

vuln_kev_due_soon — Предстоящие сроки устранения

Получение записей KEV с приближающимися сроками устранения. Критически важно для соблюдения федеральных требований.

  • Входные данные: { days: 14, limit: 20 }

vuln_epss_top — Наивысшая вероятность эксплуатации

Получение CVE, наиболее вероятных для эксплуатации в ближайшие 30 дней на основе модели машинного обучения EPSS.

  • Входные данные: { threshold: 0.7, limit: 20 }

Получение недавно опубликованных CVE высокого/критического уровня серьезности из NVD.

  • Входные данные: { days: 3, severity: "CRITICAL", limit: 20 }

vuln_by_vendor — Оценка уязвимостей вендора

Поиск CVE для конкретного вендора/продукта. Перекрестные ссылки с CISA KEV для выявления активно эксплуатируемых проблем.

  • Входные данные: { vendor: "microsoft", product: "windows", limit: 20 }

Related MCP server: NVD MCP Server

Варианты использования

  • Триаж уязвимостей: Найдите CVE и мгновенно узнайте, эксплуатируется ли она активно, каков ее балл EPSS и какие техники ATT&CK применимы

  • Приоритизация исправлений: Объедините статус KEV + баллы EPSS для приоритизации устранения

  • Отслеживание соответствия: Мониторинг предстоящих сроков устранения CISA KEV

  • Аналитика угроз: Отслеживание трендовых CVE и недавно ставших опасными уязвимостей

  • Оценка рисков вендора: Оценка подверженности уязвимостям и статуса активной эксплуатации для конкретного вендора

Быстрый старт

Glama (хостинг)

Установите с Glama.ai.

Apify (хостинг)

{
  "mcpServers": {
    "cybersecurity": {
      "url": "https://cybersecurity-vuln-mcp.apify.actor/mcp"
    }
  }
}

Claude Desktop / Claude Code

{
  "mcpServers": {
    "cybersecurity": {
      "command": "node",
      "args": ["path/to/servers/cybersecurity-vuln-mcp/dist/stdio.js"],
      "env": {
        "NVD_API_KEY": "your-key-here"
      }
    }
  }
}

Локально (stdio)

git clone https://github.com/martc03/gov-mcp-servers.git
cd gov-mcp-servers/servers/cybersecurity-vuln-mcp
npm install && npm run build
node dist/stdio.js

Переменные окружения

Переменная

Обязательно

Описание

NVD_API_KEY

Нет

API-ключ NVD для более высоких лимитов запросов (50 запросов/30с против 5 запросов/30с). Зарегистрируйтесь здесь.

Кэширование

Источник данных

TTL

Примечания

Поиск CVE в NVD

1 час

Для каждой CVE

Каталог CISA KEV

2 часа

Полный каталог

Баллы EPSS

24 часа

Для каждой CVE

Сопоставления ATT&CK

Статично

Поставляется вместе с сервером

Архитектура

  • Протокол: MCP через stdio (Glama/локально) или Streamable HTTP (Apify)

  • Среда выполнения: Node.js 18+, TypeScript

  • Данные: Прямые API-запросы к бесплатным государственным источникам данных, без затрат

  • Кэширование: В оперативной памяти с настраиваемыми TTL

Другие серверы в этом репозитории

Этот репозиторий содержит 13 MCP-серверов для данных правительства США. Подробности см. в README каждого сервера.

Сервер

Инструменты

Источники данных

us-safety-recalls-mcp

4

Отзывы NHTSA, отзывы FDA

natural-disaster-intel-mcp

4

Катастрофы FEMA, погода NOAA, землетрясения USGS

federal-financial-intel-mcp

4

SEC EDGAR, жалобы CFPB, занятость BLS

immigration-travel-mcp

3

Визовые бюллетени, время ожидания на границе

environmental-compliance-mcp

3

Качество воздуха EPA, лишения права выкупа HUD

gov-contracts-mcp

4

Контракты SAM.gov, USAspending

court-records-mcp

4

PACER, записи федеральных судов

public-health-mcp

4

Клинические испытания NIH, нежелательные явления FDA

business-entity-mcp

4

Поиск компаний SEC, ресурсы SBA

regulatory-monitor-mcp

4

Федеральный реестр, regulations.gov

grant-finder-mcp

4

Grants.gov, USAspending

competitive-intel-mcp

4

Отчетность SEC, патентные данные, торговые данные

Также доступен REST API шлюз с 45 конечными точками по адресу govdata-api.netlify.app.

Атрибуция

  • NVD: Этот продукт использует данные из API NVD, но не одобрен и не сертифицирован NVD.

  • EPSS: Данные предоставлены FIRST.org (https://www.first.org/epss/).

  • ATT&CK: Зарегистрированная торговая марка The MITRE Corporation. Лицензировано по Apache 2.0.

  • KEV: Каталог CISA Known Exploited Vulnerabilities, общественное достояние правительства США.

Разработка пользовательских MCP-серверов

Нужен собственный MCP-сервер для вашего бизнеса? Посетите mcpdev.netlify.app или напишите на codee.mcpdev@gmail.com.

Лицензия

MIT

Available Tools

7 tools
vuln_by_vendorBInspect

Search CVEs for a specific vendor/product, cross-referenced with CISA KEV.

ParametersJSON Schema
NameRequiredDescriptionDefault
vendorYesVendor name (e.g., 'microsoft', 'apache')
productNoProduct name (e.g., 'windows', 'log4j')
limitNo

TDQS

B3.2/5.0
Behavior2/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

With no annotations, the description carries full behavioral burden. It mentions cross-referencing with KEV but does not disclose side effects, rate limits, error handling, or whether results are limited to KEV entries.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Single sentence, front-loaded with action and resource, no wasted words.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness2/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

The description is too brief given 3 parameters and no output schema. Missing details on required fields, optional parameter purpose, return format, and cross-reference behavior.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema coverage is 67% (vendor and product described, limit not). The description adds no extra meaning beyond the schema; limit parameter remains undocumented. Baseline 3 as schema covers most.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description clearly states the tool searches for CVEs by vendor/product and cross-references with CISA KEV, which distinguishes it from sibling tools like vuln_search or vuln_lookup_cve.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

The description provides no explicit guidance on when to use this tool versus alternatives, nor does it mention prerequisites or excluded use cases. Sibling tools are listed but not referenced.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

vuln_epss_topCInspect

Get CVEs with highest EPSS exploitation probability scores.

ParametersJSON Schema
NameRequiredDescriptionDefault
thresholdNoMinimum EPSS score (0-1)
limitNo

TDQS

C2.7/5.0
Behavior2/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

With no annotations, the description must fully disclose behavior. It only states the tool retrieves top-scoring CVEs but does not explain the role of threshold and limit parameters, or describe the output format. Important behavioral aspects like pagination or sorting order are omitted.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness4/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is a single, efficient sentence. However, its brevity sacrifices necessary detail, making it feel incomplete rather than concise.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness2/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given the tool's simplicity (2 parameters, no output schema), the description is insufficient. It does not explain the return value structure, how the threshold and limit interact, or typical usage. A more complete description would include the output format and the relationship between parameters.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters2/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

The input schema already describes both 'threshold' and 'limit' parameters, but the context indicates only 50% schema description coverage. The description does not add any additional meaning or context for the parameters beyond what is in the schema, failing to compensate for the coverage gap.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose4/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description 'Get CVEs with highest EPSS exploitation probability scores' clearly indicates the tool returns top CVEs ranked by EPSS score. It is a specific verb-resource combination that distinguishes it from sibling tools like vuln_search or vuln_lookup_cve. However, it could be more explicit about the descending order and the inclusion of parameters.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

No guidance is provided on when to use this tool versus alternatives, such as vuln_search or vuln_by_vendor. There is no mention of prerequisites, limitations, or scenarios where this tool is not appropriate.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

vuln_kev_due_soonBInspect

Get CISA KEV vulnerabilities with upcoming remediation deadlines.

ParametersJSON Schema
NameRequiredDescriptionDefault
daysNoDeadline within next N days
limitNo

TDQS

B3.2/5.0
Behavior2/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

No annotations provided. Description describes a read operation ('Get') but lacks details on authentication, rate limits, result ordering, pagination, or behavior when no results are found. Minimal behavioral disclosure.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness4/5

Is the description appropriately sized, front-loaded, and free of redundancy?

Single sentence, no unnecessary words. However, it may be too concise, sacrificing completeness. Structure is fine.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness2/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given no output schema, no annotations, and partial schema coverage, the description is insufficient. Missing information on return format, sorting, or interpretation of 'upcoming remediation deadlines'. Incomplete for effective tool selection.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters2/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema coverage is 50% (days parameter has description, limit does not). The tool description does not add any meaning beyond the schema; it does not explain how 'days' relates to 'due soon' or the role of 'limit'. No enrichment provided.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

Description clearly states the tool retrieves CISA KEV vulnerabilities with upcoming remediation deadlines. It uses specific verb 'Get' and resource 'CISA KEV vulnerabilities', distinguishing it from siblings like vuln_kev_latest which focuses on latest entries.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines3/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

The description implies usage for upcoming deadlines but provides no explicit guidance on when to use this tool versus alternatives like vuln_kev_latest or other sister tools. No when-not-to-use or contextual prerequisites are mentioned.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

vuln_kev_latestBInspect

Get recently added CISA KEV entries (actively exploited vulnerabilities).

ParametersJSON Schema
NameRequiredDescriptionDefault
daysNoLook back N days
limitNo

TDQS

B3.4/5.0
Behavior3/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

No annotations are provided, so the description carries the full burden. It correctly indicates a read operation returning vulnerability entries, but lacks details on output format, pagination, or rate limits. The description is adequate but not comprehensive.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

A single, concise sentence of 7 words contains all essential information without fluff. Every word earns its place.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness3/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

The tool is simple (2 optional params, no output schema), and the description provides a basic understanding. However, it does not explain the return format or pagination behavior (implied by 'limit'), and lacks annotation context. Given the absence of output schema, more detail would help, but the description is minimally functional.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters2/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

Schema coverage is 50% (only 'days' has a description). The tool description does not add any parameter details beyond the schema's 'Look back N days' for 'days' and leaves 'limit' with no semantic explanation. No extra meaning is provided to compensate for the coverage gap.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description clearly states 'Get recently added CISA KEV entries', specifying the verb (Get), resource (CISA KEV entries), and temporal scope (recently added). This distinguishes it from sibling tools like vuln_by_vendor (vendor-specific) or vuln_epss_top (EPSS ranking).

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines2/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

No explicit guidance on when to use this tool versus alternatives. While the description implies usage for recent KEV entries, it does not mention exclusions or recommend sibling tools for other cases (e.g., vuln_lookup_cve for specific CVEs).

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

vuln_lookup_cveAInspect

Look up a CVE by ID and get enriched intelligence: NVD details (CVSS score, description, references), CISA KEV active exploitation status, EPSS exploitation probability score, and MITRE ATT&CK techniques.

ParametersJSON Schema
NameRequiredDescriptionDefault
cveIdYesCVE identifier (e.g., CVE-2021-44228)

TDQS

A4.2/5.0
Behavior4/5

Does the description disclose side effects, auth requirements, rate limits, or destructive behavior?

No annotations are provided, so the description carries the full burden. It discloses that the tool aggregates data from NVD, CISA KEV, EPSS, and MITRE ATT&CK, indicating a read-only operation. Missing details like rate limits or response format, but the description is still informative.

Agents need to know what a tool does to the world before calling it. Descriptions should go beyond structured annotations to explain consequences.

Conciseness5/5

Is the description appropriately sized, front-loaded, and free of redundancy?

The description is a single sentence that efficiently lists the tool's capabilities without any extraneous words. It is front-loaded with the purpose 'Look up a CVE by ID' and then enumerates sources.

Shorter descriptions cost fewer tokens and are easier for agents to parse. Every sentence should earn its place.

Completeness4/5

Given the tool's complexity, does the description cover enough for an agent to succeed on first attempt?

Given the complexity of aggregating multiple intelligence sources, the description covers the key outputs but doesn't detail return structure or potential pagination. Since output schema is absent, a slightly more detailed description of the return format would improve completeness.

Complex tools with many parameters or behaviors need more documentation. Simple tools need less. This dimension scales expectations accordingly.

Parameters3/5

Does the description clarify parameter syntax, constraints, interactions, or defaults beyond what the schema provides?

The input schema provides 100% coverage with a clear description and pattern for the cveId parameter. The description does not add additional semantics beyond what the schema already states, so baseline score of 3 applies.

Input schemas describe structure but not intent. Descriptions should explain non-obvious parameter relationships and valid value ranges.

Purpose5/5

Does the description clearly state what the tool does and how it differs from similar tools?

The description clearly states the tool looks up a CVE by ID and returns enriched intelligence from multiple sources (NVD, CISA KEV, EPSS, MITRE ATT&CK). It distinguishes from siblings like vuln_search or vuln_by_vendor by focusing on a single CVE identifier.

Agents choose between tools based on descriptions. A clear purpose with a specific verb and resource helps agents select the right tool.

Usage Guidelines4/5

Does the description explain when to use this tool, when not to, or what alternatives exist?

The description explicitly says 'Look up a CVE by ID', providing clear context for when to use this tool. However, it does not explicitly mention when not to use it or contrast it with sibling tools, but the context is strong enough.

Agents often have multiple tools that could apply. Explicit usage guidance like "use X instead of Y when Z" prevents misuse.

Tool Schema Changelog

Recent tool additions, removals, and schema changes observed during successful MCP inspections.

  1. 7 tool updatesv0.1.0
    • First observedvuln_by_vendor
    • First observedvuln_epss_top
    • First observedvuln_kev_due_soon
    • First observedvuln_kev_latest
    • First observedvuln_lookup_cve
    • First observedvuln_search
    • First observedvuln_trending

TDQS

B3.4/5.0

Scored across 7 tools

Disambiguation4/5

Tools are mostly distinct, with slight overlap between vuln_kev_due_soon and vuln_kev_latest (both KEV-focused but different filters) and between vuln_trending and vuln_epss_top (different criteria for prioritizing CVEs). Descriptions clarify differences.

Naming Consistency5/5

All tool names follow the pattern vuln_<descriptive_name>, using underscores and consistent noun/verb structure. No mixing of conventions.

Tool Count5/5

7 tools cover the core vulnerability intelligence domain without being excessive. Each tool serves a clear purpose, and the count is well-scoped.

Completeness4/5

The surface covers search, lookup, trending, exploitation probability, and KEV monitoring comprehensively. Minor gaps exist, such as no tool for patch or fix version information, but overall the set is complete for its informational purpose.

Maintenance

ActivityInactive
ResponsivenessNo issues

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