https://novaglobalnews.com/news/ai/microsoft-patched-a-copilot-studio-prompt-injection-the-data-exfiltrated-anyway 2026-04-22T01:12:01.200Z https://images.ctfassets.net/jdtwqhzvc2n1/6QO34Fn3Ix5qFbnemAM3a5/6cf10a1a9ecd680e39c790c0733d16fd/HERO_CAPSULE.png?w=300&q=30 Microsoft Copilot Studio Patch Fails to Fully Prevent Data Exfiltration in Prompt Injection Exploit