Microsoft Security
The latest Microsoft Security coverage — news, analysis, and updates from the WindowsNews.AI desk.
Windows Office Hours June 2025: Expert Insights on Windows 11, Zero Trust & IT Management
Mark your calendars for June 19, 2025, as Microsoft prepares to host another insightful edition of Windows Office Hours—the company’s premier interactive series designed for IT professionals...
Microsoft issues emergency patch for zero-click EchoLeak CVE-2025-32711 in Copilot
A newly discovered zero-click vulnerability in Microsoft 365 Copilot, dubbed EchoLeak (CVE-2025-32711), has sent shockwaves through the enterprise security community. This critical flaw allows...
Stealth Falcon APT Exploits Windows WebDAV RCE Flaw for Spy Campaigns
A newly discovered zero-day vulnerability in Microsoft Windows' WebDAV implementation (CVE-2025-33053) is being actively exploited by the advanced persistent threat group Stealth Falcon in a...
EchoLeak Vulnerability in Microsoft 365 Copilot: Risks & Fixes
A newly discovered security flaw in Microsoft 365 Copilot, dubbed "EchoLeak," has raised significant concerns among cybersecurity experts and enterprise users. This vulnerability, which exploits...
Windows 11 24H2 Patch Fixes Critical Bug But Raises Gaming & Security Questions
Microsoft's out-of-band update for Windows 11 24H2 (KB5063060) arrived unusually fast, addressing a kernel-level vulnerability that could lead to privilege escalation and remote code execution. The...
Microsoft June Patch Tuesday: Patch 66 flaws including 6 critical RCE and 1 actively exploited zero-day
Microsoft's June Patch Tuesday has arrived with a substantial security payload, addressing 66 documented vulnerabilities across Windows, Office, and other core products. Among these fixes are six...
EchoLeak Zero-Click Flaw in Microsoft 365 Copilot Exposes Sensitive Data
In January 2025, security researchers at Aim Labs uncovered a critical zero-click vulnerability in Microsoft 365 Copilot AI, designated as CVE-2025-3271 and dubbed "EchoLeak." This flaw allowed...
Microsoft Patches Critical Secure Boot Flaw CVE-2025-3052: What You Need to Know
Microsoft has recently addressed a critical vulnerability in its Secure Boot feature, identified as CVE-2025-3052, which could allow attackers to bypass security protections and install persistent...
EchoLeak Zero-Click Vulnerability in Microsoft 365 Copilot: Risks & Mitigation
A newly discovered zero-click vulnerability in Microsoft 365 Copilot, named EchoLeak, has sent shockwaves through the enterprise security community. Security researchers at Aim Labs uncovered this...
EchoLeak Zero-Click Flaw Lets Hackers Steal Data via Microsoft 365 Copilot
The emergence of artificial intelligence in the workplace has revolutionized the way organizations handle productivity, collaboration, and data management. Microsoft 365 Copilot—Microsoft’s...
Microsoft 365 Copilot Zero-Click Exploit EchoLeak Triggers Emergency Patches
Microsoft 365 Copilot, the AI-powered productivity assistant, has faced its first major security threat—EchoLeak, a zero-click exploit discovered by cybersecurity firm Aim Security. This...
78 flaws fixed in June 2025 Patch Tuesday, including critical RDP zero-day exploits
The June 2025 Windows Update has arrived, bringing critical security patches and performance improvements to millions of devices worldwide. Microsoft's latest Patch Tuesday release addresses 78...