Is Outlook MCP server safe?

Yes, with the usual care.

B75/100grade B

Safe to use. Minor gaps such as a missing repository or slower maintenance.

What to know before installing

How Outlook compares

Against every graded Email MCP server, from our own scans and uptime checks. Updated after each scan run.

scanner v0.1.10 · 2026-09-28 · same rubric, same numbers if you re-run it

1 high

–Code scanpackage could not be scannedn/a
–Live reliabilityno gateway calls yet and no remote to proben/a
–Tool poisoningtools not inspected (local package is not executed); not countedn/a
Auth qualitystatic API keys via environment variables6/15
Maintenancelast push 19 days ago15/15
Maintainer identityregistry namespace matches repository owner; GitHub account older than a year9/10

Overall 75/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

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