Microsoft Security Response Center (MSRC)

Microsoft Security Response Center (MSRC) Metadata API

The Metadata API from Microsoft Security Response Center (MSRC) — 10 operation(s) for metadata.

GitHub OpenAPI

Operations 10

GET /./$metadata /$metadata #
GET /$metadata $metadata #
GET /. / #
GET / Get #
GET /{culture}/metadata({key}) {culture}/metadata({key}) #
GET /{culture}/metadata/{key} {culture}/metadata/{key} #
GET /{culture}/metadata If [EnableQuery] is used here it will break this method as it expects to… #
GET /{culture}/metadata/$count If [EnableQuery] is used here it will break this method as it expects to… #
GET /{culture}/$metadata {culture}/$metadata #
GET /{culture} {culture}/ #

Documentation

📖
Documentation
https://github.com/microsoft/MSRC-Microsoft-Security-Updates-API

Specifications

⚙
OpenAPI
https://artifacts.apis.io/microsoft-security-response-center-msrc/openapi/microsoft-security-response-center-msrc-metadata-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://artifacts.apis.io/microsoft-security-response-center-msrc/json-schema/microsoft-security-response-center-msrc-iedm-model-schema.json
📊
JSONSchema
https://artifacts.apis.io/microsoft-security-response-center-msrc/json-schema/microsoft-security-response-center-msrc-odata-service-document-schema.json

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • find_apisBrowse and filter every API in the catalog.
  • get_api_artifactsOne API's artifacts, grouped by type.
  • get_openapiThe primary OpenAPI for this API.
  • find_similar_apisAPIs that look like this one.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/microsoft-security-response-center-msrc:microsoft-security-response-center-msrc-metadata-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.

Get an API key

Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

microsoft-security-response-center-msrc-metadata-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Microsoft Security Response Center Msrc Metadata API
  version: '1.0'
  description: 'Operations tagged Metadata across 4 of this provider''s published API definitions: msrc-cvrf-v3-swagger.json, msrc-sug-v2-swagger.json, microsoft-security-response-center-msrc-cvrf-openapi.yml, microsoft-security-response-center-msrc-sug-openapi.yml. Each path carries the servers of the definition it was published in.'
servers:
- url: https://api.msrc.microsoft.com/cvrf/v3.0
- url: https://api.msrc.microsoft.com/sug/v2.0
tags:


# --- truncated at 32 KB (94 KB total) ---
# Full source: https://artifacts.apis.io/microsoft-security-response-center-msrc/openapi/microsoft-security-response-center-msrc-metadata-api-openapi.yml