Vulnerability
The latest Vulnerability coverage — news, analysis, and updates from the WindowsNews.AI desk.
Windows Defender Updates Now Mandatory for Fresh Installs: Essential Security Guide
Microsoft has quietly implemented a critical security change that affects every Windows user performing a fresh installation. The company now requires immediate Defender updates before allowing full...
Microsoft's Emergency Response to Critical 2025 Windows Update Flaws
In early 2025, Microsoft faced one of its most challenging Windows Update crises when a series of critical security flaws in the ACPI.sys driver and virtualization components threatened enterprise IT...
Microsoft 365 in 2023: Top Cybersecurity Threats & Proven Mitigation Strategies
Microsoft 365 has become the backbone of modern enterprise productivity, but its widespread adoption also makes it a prime target for cybercriminals. In 2023, organizations face an evolving landscape...
Microsoft 365 faces top 2025 threats: AI phishing, ransomware & insider risks
As organizations increasingly rely on Microsoft 365 for productivity and collaboration, cyber threats targeting the platform continue to evolve at an alarming rate. In 2025, businesses face a perfect...
CVE-2025-5064: Critical Background Fetch API Flaw in Chromium Browsers Explained
A newly disclosed vulnerability (CVE-2025-5064) in Chromium's Background Fetch API exposes millions of Chrome and Edge users to potential cross-origin data leaks. This high-severity flaw, rated 8.1...
CVE-2025-5063: Critical Use-After-Free Vulnerability Threatens Chromium Browsers
A newly disclosed critical vulnerability, CVE-2025-5063, exposes millions of Chromium-based browser users to potential remote code execution attacks. This use-after-free flaw in the browser's...
CVE-2025-5280: Critical Chromium V8 Engine Flaw and How to Protect Your Browser
A newly discovered critical vulnerability, CVE-2025-5280, has sent shockwaves through the cybersecurity community, exposing a severe out-of-bounds write flaw in Chromium’s V8 JavaScript engine....
CVE-2025-5067: Critical Chromium Flaw Exposes Millions - Patch Now
A newly discovered zero-day vulnerability in Chromium-based browsers (CVE-2025-5067) poses severe risks to over 3 billion users worldwide. This memory corruption flaw in Chrome's tab management...
CVE-2025-5065: Critical Chromium Vulnerability in FileSystemAccess API - Risks & Mitigation
A newly discovered vulnerability (CVE-2025-5065) in Chromium's FileSystemAccess API poses significant risks to users of Chrome, Edge, and other Chromium-based browsers. This high-severity flaw could...
CVE-2025-5283: Critical libvpx Vulnerability Threatens Chrome, Edge, and Firefox Users
A newly discovered critical vulnerability in the widely used libvpx video codec library (CVE-2025-5283) is putting millions of web browser users at risk. This use-after-free flaw, affecting Chrome,...
CVE-2025-5066 in Chromium Browsers: Critical Security Flaw Explained
A newly discovered vulnerability, CVE-2025-5066, has sent shockwaves through the Chromium browser ecosystem, affecting millions of users worldwide. This critical heap corruption flaw in the V8...
CVE-2025-5281: Critical Chromium Browser Vulnerability Explained and Mitigation Steps
A newly discovered vulnerability in Chromium-based browsers, tracked as CVE-2025-5281, has sent shockwaves through the cybersecurity community. This high-severity flaw in the back-forward cache...