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Cyber ThreatMCP serverFirst audited Nov 13, 2026

ZEN SecDB

ZEN SecDB MCP server for CVE intelligence, CVSS/EPSS scoring, advisories, SSVC, and package audits.The vendor's description, from its MCP Registry listing.

Passed public checksAudited Nov 13, 2026

Every public check ran and passed. Public audit: we connect as an AI client would, list the tools and check what they say. We do not run them. How we audit

Does it work?
YesConnected in 365 ms.
Sign-up?
None neededIt answered without any account or key.
Can it change things?
No, read-onlyAll 23 tools say they only read.
Endpointhttps://secdb.nttzen.cloud/mcp

Website Streamable HTTP · protocol 2025-11-25 · server version 26.10.1

What we checked, the evidence, and the tools it offers.

What we checked

Security

  • Passed: Connections are encrypted (HTTPS).

  • Passed: No hidden instructions found in tool text.

Safety labels

  • Passed: Every tool says whether it only reads or can change things.

Tools

  • Passed: 23 tools listed.

  • Passed: Every tool describes its inputs with a valid schema.

Protocol

  • Passed: The MCP handshake works (Streamable HTTP).

  • Passed: Protocol version 2025-11-25 (latest).

  • Passed: Unknown requests are refused.

Connection

  • Passed: The server responds.

Tools (23)

As the server describes them. The labels are the server's own: it says whether each tool only reads or can change things.

  • epss_timeseriesGet the historical EPSS time series for a specific CVE. ## What this tool does Returns the historical EPSS score, percentile, and model version available for a CVE across time, ordered by date. Usef…Read-only
  • linux_auditPerform a Linux package vulnerability audit using SecDB. ## What this tool does Analyzes the installed packages of a Linux system-identified by OS and OS version-and returns vulnerability informatio…Read-only
  • linux_osList supported Linux operating systems and their corresponding versions for use with the `linux_audit` tool. ## What this tool does Returns the supported OS/version pairs in `supported`, each in the…Read-only
  • sightings_searchSearch real-world vulnerability sightings in SecDB. ## What this tool does Retrieves information about where and how a vulnerability appears in the real world, including: - Exploit-DB references and…Read-only
  • ssvc_calculatorCompute CISA SSVC (Stakeholder-Specific Vulnerability Categorization) for a CVE. ## What this tool does Calculates the SSVC decision (Track, Track*, Attend, Act) using: - exploitation status - techn…Read-only
  • vulnerability_infoGet detailed information about a specific CVE. ## What this tool does Retrieves the full vulnerability record for a CVE from SecDB, including: - official description and summary - CVSS metrics (all…Read-only
  • vulnerability_scoreGet CVSS and current EPSS score for one CVE, or for a list of CVEs in a single call. ## What this tool does Returns a full risk snapshot for a CVE, including: - CVSS version - CVSS base score - CVSS…Read-only
  • vulnerability_searchPerform a full-text vulnerability search in SecDB. ## What this tool does Searches across: - CVE entries - Security advisories - Exploit references - Product and vendor vulnerability data ## Search…Read-only
  • feed_report_catalogList available public ZEN SecDB feed reports. ## What this tool does Returns the catalog of available ZEN SecDB public feed reports, including their identifiers, descriptions, and supported input pa…Read-only
  • feed_reportRun a public ZEN SecDB feed report. ## What this tool does Executes a predefined report on ZEN SecDB public feed data and returns structured results for analytics, trends, distributions, and top-N s…Read-only
  • purl_auditPerform a software package vulnerability audit using SecDB. ## What this tool does Analyzes a list of software packages identified by PURL (Package URL) and returns vulnerability information plus a…Read-only
  • advisory_infoGet detailed information about a specific security advisory. ## What this tool does Retrieves a security advisory (for example RHSA, DSA, USN, GHSA) from SecDB, including title, publication date, se…Read-only
  • cwe_infoGet information about a specific weakness (CWE), its related attack patterns (CAPEC) and ATT&CK techniques. ## What this tool does Returns the name and description of a CWE, its type, the related CA…Read-only
  • kev_checkCheck whether one or more CVEs are listed in the CISA KEV or EU KEV catalogs of known exploited vulnerabilities. ## What this tool does For each CVE, returns whether it is in a KEV catalog and, if s…Read-only
  • vulnerability_exploitsList the known exploits, proofs of concept, and detection templates for a specific CVE. ## What this tool does Returns the exploit maturity of a CVE and the related public material known to SecDB: -…Read-only
  • cvss_explainCalculate the score of any CVSS vector string and explain it in natural language. ## What this tool does Takes a CVSS vector string, not tied to a specific CVE, and returns its version, base score,…Read-only
  • package_infoList the security advisories known for a package, with the affected and fixed versions. ## What this tool does Returns the advisories of a package across all its versions, most recent first. This co…Read-only
  • product_vulnerabilitiesList the CVEs of a product by its CPE vendor and product names, with the affected version ranges. ## What this tool does Returns the CVEs whose CPE configuration marks the product as vulnerable, mos…Read-only
  • vulnerability_historyGet the timeline of events for a specific CVE. ## What this tool does Returns the dated events known to SecDB for a CVE, most recent first: - **published**: publication of the CVE - **nvd**: NVD cha…Read-only
  • kev_listList the entries of the CISA KEV and EU KEV catalogs of known exploited vulnerabilities, most recent first. ## What this tool does Returns the CVEs in the catalogs, filtered by listing date, catalog…Read-only
  • cpe_searchFind the CPE vendor and product names that SecDB uses for a product, with the number of CVEs of each one. ## What this tool does Searches the vendor and product names in the CPE configurations of th…Read-only
  • attack_infoGet information about a MITRE ATT&CK technique and the weaknesses and vulnerabilities linked to it through CAPEC. ## What this tool does Returns the name, description, tactics and platforms of an AT…Read-only
  • vulnerability_attackGet the weaknesses (CWE), attack patterns (CAPEC) and MITRE ATT&CK techniques linked to a specific CVE. ## What this tool does Follows the chain CVE → CWE → CAPEC → ATT&CK: returns the weaknesses of…Read-only

Audit history

  1. Nov 13Passed

What we sent

Every request in this audit, with the answer and how long it took. We never send credentials and never call a tool.

RequestAnswerTime
initializeHTTP 200365 ms
initializedHTTP 202426 ms
tools/listHTTP 200395 ms
prompts/listHTTP 200120 ms
unknown-methodHTTP 404116 ms

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