Mmcp.market

Is Vintage Postcard MCP server safe?

Probably. Read the findings first.

C60/100grade C

Use with care. Some checks failed or could not be verified.

What to know before installing
  • highWrite-action tools reachable without authentication

Public scan report

scanner v0.1.9 · 2026-09-22 · same rubric, same numbers if you re-run it

1 high
  • –Code scanremote-only server, no package to scann/a
  • Live reliabilityremote reachable in 1485ms20/20
  • Tool poisoning10 tool descriptions checked15/15
  • Auth qualityopen endpoint exposes 3 write-action tools with no auth3/15
  • Maintenancerepository not readable: repo not found3/15
  • Maintainer identityverified namespace with website, no repo4/10

Findings (1)

  • highWrite-action tools reachable without authenticationauth.open-write
Overall 60/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

Other servers that do what Vintage Postcard does

  • HasData Amazon
    Amazon keyword search, product details, seller profiles and seller catalogues, as structured JSON.
    More from hasdata.com →
    A
  • Webhook Toolkit
    Webhook URLs for AI agents: receive, wait for, replay, sign and verify webhooks (Stripe, GitHub…).
    A
  • Stripe MCP
    Read-only MCP server for querying Stripe customers, payments, and invoices.
    B

Vintage Postcard reviews, tools and install