TypeSpec: Unauthenticated Remote Shutdown of Spector Mock Server via POST /.admin/stop

Date Sep 4, 2026
Type Vendor advisory
Signal High-risk advisory
Vendor / Product npm · @typespec/spector
High-risk advisory

Summary

TypeSpec: Unauthenticated Remote Shutdown of Spector Mock Server via POST /.admin/stop

Why it matters

GitHub has published a reviewed security advisory for @typespec/spector. Prioritize it with other application dependency updates.

Operator check

Check whether @typespec/spector is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.

Sources

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.