A proof-of-concept exploit (PoC) has become available for a critical zero-day vulnerability in the Windows SmartScreen technology. Microsoft issued a patch for the issue in its November Patch Tuesday ...

Microsoft releases patches for six zero-day flaws in its latest monthly update, many of them related to security feature bypass issues.

Microsoft's scheduled Patch Tuesday security update for February includes fixes for two zero-day security vulnerabilities under active attack, plus 71 other flaws across a wide range of its products.

Microsoft has patched six exploited zero-days in February 2026 Patch Tuesday, addressing 58 vulnerabilities and triggering urgent enterprise remediation.

Microsoft has patched today a Windows Defender SmartScreen zero-day exploited in the wild by a financially motivated threat group to deploy the DarkMe remote access trojan (RAT). The hacking group ...

Update, March 31, 2025: This story, originally published March 29, has been updated with an explanation of LOLBINS as well as further technical information regarding the Windows Defender Application ...

Microsoft has patched two actively exploited zero-day vulnerabilities in its February Patch Tuesday – a pair of security feature bypasses affecting Internet Shortcut Files and Windows SmartScreen ...

A Microsoft Defender SmartScreen vulnerability patched in November has found fresh active exploitation in a Phemedrone information-stealing malware campaign, according to cybersecurity research and ...