Prompt Injection
The latest Prompt Injection coverage — news, analysis, and updates from the WindowsNews.AI desk.
AI Recommendation Poisoning: How Hidden Memory Biases Threaten Windows Security
Microsoft's security researchers have uncovered a sophisticated new attack vector targeting AI assistants that could fundamentally reshape how we think about digital security in the Windows...
AI Memory Poisoning: How Malicious Prompts Corrupt Windows Copilot & Your Data
Microsoft's security team has issued a stark warning about a new cybersecurity threat targeting AI systems: memory poisoning through prefilled prompts. This sophisticated attack vector exploits the...
AI Memory Poisoning Threat: How Prefilled Prompts Manipulate Windows Copilot & Your Data
Microsoft's security researchers have uncovered a disturbing new attack vector targeting AI assistants like Windows Copilot, where malicious actors are weaponizing the very convenience features...
Linux vs Windows 11: 5 Real-World Advantages That Still Matter in 2024
The perennial debate between Linux and Windows continues to evolve with each new operating system release, and Windows 11's arrival has brought fresh comparisons to the forefront. While Microsoft's...
Windows 11 Default Browser: How EU DMA Forced Microsoft's One-Click Switch
Microsoft has fundamentally transformed the Windows 11 default browser experience, implementing a streamlined one-click switching mechanism that represents a significant departure from years of user...
Microsoft's Windows 11 Reliability Swarming Initiative: A 2026 Deep Dive
Microsoft's public commitment to "fix Windows 11" represents more than just corporate messaging—it's a direct and urgent response to widespread, tangible user frustration with the platform's...
Windows 11's Night Light: Why Your Blue Light Filter Might Not Be Enough in 2026
If you’re one of the millions who toggle on Windows 11’s Night Light every evening, you’ve likely noticed the immediate warmth that washes over your screen—a signal that your PC is trying to...
CVE-2026-21521: How Copilot Deep Links Became a Data Exfiltration Vulnerability
A seemingly minor convenience feature in Microsoft's Copilot ecosystem has been weaponized into a sophisticated data exfiltration vulnerability, exposing how AI assistants can become vectors for...
Microsoft Copilot Personal 'Reprompt' Vulnerability Exposed User Data: CVE-2026-24307 Analysis
A significant security vulnerability in Microsoft's Copilot Personal AI assistant, widely known as the \"Reprompt\" attack and tracked as CVE-2026-24307, has exposed users to potential data...
MCP flaws in AI tools enable SSRF, cloud RCE, and prompt injection on Windows
The Model Context Protocol (MCP), designed to connect AI assistants with external tools and data sources, has become a critical component in enterprise automation workflows. Recent security...
Calendar Invite Prompt Injection: How AI Assistants Face New Security Threats
Security researchers have uncovered a novel attack vector that weaponizes Google Calendar invites against AI-powered assistants, revealing how seemingly innocuous scheduling tools can become conduits...
Microsoft Copilot Reprompt Attack: How a Single Click Could Exfiltrate Personal Data
A critical security vulnerability in Microsoft Copilot Personal has been uncovered, revealing how attackers could potentially turn a single, legitimate user click into a stealthy data exfiltration...