Dev Weekly Jul 27-Aug 2, 2026: Node.js Ships Emergency Security Releases, Redis Patches AI-Found Zero-Days, DeepSeek V4 Flash Gets an Agentic Upgrade, Loco 1.0, Rails Active Storage RCE

Node.js security releases 22.23.2, 24.18.1, and 26.5.1, a Rails Active Storage remote code execution patch, the Redis 8.8.1 fix after Moonshot's Kimi K3 model found 19 zero-days, DeepSeek's drop-in V4 Flash 0731 agentic upgrade, Loco 1.0 for Rust, Gemini 3.6 Flash as the default for managed agents, GitHub Copilot for JetBrains observability, the OpenAI and Anthropic Pacing the Frontier letter,…