Microsoft, Health-ISAC, JC3, and private partners disrupted three major phishing kits responsible for over 1 billion scam messages since January 2026, targeting global phishing campaigns.
October 2026 Patch Tuesday unveils multiple vulnerabilities in Microsoft products along with updated Snort rules for enhanced detection.
China-linked group TA419 uses Microsoft Account-in-the-Middle phishing to target U.S. AI policy experts at think tanks, universities, and legal organizations.
Microsoft released out-of-band updates to address Remote Desktop Services failures and issues affecting Hyper-V and USB audio on certain Windows versions.
Microsoft released a patch for a critical vulnerability in Entra ID that is actively exploited in targeted attacks, affecting identity and access management security.
A crafted SVG submitted to Bing image search can execute commands as NT AUTHORITY\SYSTEM on Microsoft’s production servers, impacting multiple hosts with critical security implications.
Microsoft patched a critical SharePoint Server vulnerability, CVE-2026-50522, now actively exploited after a public proof-of-concept was released, enabling remote code execution via deserialization of untrusted data.
Microsoft Threat Intelligence uncovered ShinyHunters abusing OAuth in SaaS applications through vishing, supply chain attacks, and guest access misconfigurations, exposing new SaaS security risks.