CVE-2026-26190 Milvus Allows Unauthenticated Access to Restful API on Metrics Port (9091) Leads to Critical System Compromise

Milvus is an open-source vector database built for generative AI applications. Prior to 2.5.27 and 2.6.10, Milvus exposes TCP port 9091 by default, which enables authentication bypasses. The /expr debug endpoint uses a weak, predictable default authentication token derived from etcd.rootPath...