[4/1 08:00] ChatGPT Code Execution Data Exfiltration Vulnerability Found by Check Point Research / Microsoft Expands Copilot Cowork with Multi-Model Workflows and Council Feature

AI News Flash for April 01, 2026 at 08:00 UTC. Topics: 1. ChatGPT Code Execution Data Exfiltration Vulnerability Found by Check Point Research https://research.checkpoint.com/2026/chatgpt-data-leakage-via-a-hidden-outbound-channel-in-the-code-execution-runtime/ 2. Microsoft Expands Copilot Cowork with Multi-Model Workflows and Council Feature https://www.microsoft.com/en-us/microsoft-365/blog/ 3. Runway Launches $10M AI Startup Fund and Builders Program https://runwayml.com/research/runway-builders 4. OpenAI's 2026 M&A Spree Reaches 6 Acquisitions, Targeting Open Source Developer Tools https://news.crunchbase.com/ma/data-openai-2023-2026-acquisitions-open-source-astral-promptfoo/