CVE-2026-65975 Pydantic AI AG-UI Adapter: A dangling client-submitted tool call can execute when a trailing message is dropped during `sanitize_messages`

Pydantic AI is a Python agent framework for building applications and workflows with Generative AI. In versions 1.88.0 up to but not including 1.107.1 and 2.0.0b1 up to but not including 2.5.0, the UI adapters AG-UI via Agent.toagui/AGUIAdapter, and Vercel AI via VercelAIAdapter use...

This Week in Spring - July 21st, 2026

Welcome to another installment of This Week in Spring! I'm writing this while enjoying a cup of coffee from the Caribbean on a little PTO. How're you doin'? Whenever I go on PTO, I like to sit by some body of water with a coffee and a laptop nearby. I alternate between plunges in the ocean and...