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Windows 11 Hardens Batch File Execution to Counter Script Attacks
Microsoft tests security enhancements for batch and CMD files in Windows 11 Insider Build 27723 to mitigate Living-off-the-Land (LotL) script abuse.
Microsoft Warns of Fake Next.js Repos Delivering In-Memory Malware
Microsoft warns developers of a coordinated campaign using malicious Next.js repositories disguised as job assessments to deliver in-memory malware.
Fake Next.js Job Interview Tests Backdoor Developers
Microsoft Defender discovered a campaign where malicious Next.js job interview tests backdoor developers' devices, posing a supply chain risk.
Windows 11 KB5077241: Native Sysmon Integration and BitLocker Updates
Microsoft integrates native Sysmon and enhances BitLocker management in the Windows 11 KB5077241 optional update, providing advanced telemetry for defenders.
January 2026 CVE Landscape: APT28 Zero-Day & Critical Flaws
Runtime Rebel details January 2026's 23 critical CVEs, including an APT28 zero-day in Microsoft Office and critical enterprise authentication bypass vulnerabilities.
Microsoft Investigating Mouse Pointer Bug in Classic Outlook
Microsoft confirms a bug in classic Outlook causing the mouse cursor to disappear during email composition. Discover the technical details and mitigation steps.
Microsoft February 2026 Security Update: Analysis of Six Actively Exploited Zero-Days
Microsoft's latest security release addresses 50+ vulnerabilities, including six zero-day exploits targeting Windows kernel components and browser engines.