Agent Security
The latest Agent Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Discloses AutoJack: A Malicious Webpage Can Hijack AutoGen Studio via Localhost RCE
Microsoft’s cybersecurity researchers dropped a bombshell on June 18, 2026, revealing a stealthy exploit chain they’ve named AutoJack—a vulnerability that turns the localhost WebSocket...
How Microsoft Plans to Stop AI Agents from Running Wild on Your PC
On June 2, 2026, at its annual Build developer conference, Microsoft announced an early preview of Microsoft Execution Containers (MXC), a software development kit designed to confine what autonomous...
Microsoft Scout: Always-On AI Agent for Teams, Email, and M365 Unveiled at Build 2026
Microsoft took the wraps off Scout at its Build developer conference on Tuesday, June 2, 2026. The new offering marks the company’s most aggressive push yet into always-on workplace AI, placing an...
Semantic Kernel Flaws Allow Code Execution via Prompt Injection Attacks
Microsoft has disclosed two critical vulnerabilities in its Semantic Kernel framework that could allow attackers to escalate a simple prompt injection into full remote code execution or arbitrary...
Microsoft's Agent-Aware Internet Vision: AI-Native Infrastructure for Windows and Beyond
Microsoft's vision for an \"Agent-Aware Internet\" represents a fundamental rethinking of how digital infrastructure should evolve to accommodate the explosive growth of AI agents. The company's...
Copilot Studio Agent Security: Top 10 Misconfigurations and Essential Defenses
Microsoft's recent security guidance for Copilot Studio agents represents a critical turning point in enterprise AI adoption—a wake-up call that comes with a practical roadmap for organizations...
Windows 11 Mandatory Code Signing & User Consent: Secure-by-Default Era Begins
Microsoft is fundamentally rethinking Windows security with its latest announcement of Windows Baseline Security Mode (BSM) and User Transparency and Consent (UTC) framework, marking the company's...
Microsoft Copilot Studio Security: Zenity Warns of 'Invisible Control Plane' Risks in Connected Agents
A recent security analysis by cybersecurity firm Zenity has raised significant concerns about potential vulnerabilities in Microsoft Copilot Studio's Connected Agents feature, warning that the...
AI as teammate shifts Windows IT from tool to ethical collaborator in 2026
Microsoft's vision for 2026 crystallizes a fundamental shift in how artificial intelligence integrates with enterprise technology: AI is evolving from a passive tool to an active teammate,...
Microsoft's Windows Copilot Era: Navigate Privacy Risks, Data Realities & Smart AI Management
Microsoft's aggressive AI integration into Windows represents a fundamental shift in how users interact with their PCs, moving from optional tools to a declared centerpiece of the operating system's...
Microsoft warns Windows 11 agentic AI introduces XPIA and hallucination as novel OS security threats
Microsoft's unprecedented public warning about the "novel security risks" introduced by Windows 11's experimental agentic AI features represents a significant moment in operating system security...
Zenity Reaches GA for Copilot Studio Security, Preview for Foundry
Zenity's recent announcement of general availability for inline prevention controls in Microsoft Copilot Studio and preview support for Microsoft Foundry represents a significant advancement in AI...