Bulletin ID: 2026-148-AWS Scope: AWS Content Type: Important (requires attention) Publication Date: 10/23/2026 10:30 AM PDT Description: Amazon Web Services Multi Model Server (MMS) is an open source tool for serving machine learning models for inference. It was published by AWS on GitHub, PyPI, and Docker Hub, and reached end of life; its source repository has been archived and read-only since November 20, 2025. CVE-2026-115812: An issue in model archive extraction could allow a crafted model archive to write files outside the intended directory, potentially resulting in code execution with the privileges of the MMS process. CVE-2026-115813: An issue in the model download path could allow t