Articles from February 2026
Browse all Windows news articles published in February 2026
February 2026 Patch Tuesday: KB5077181 brings 72 security fixes, MIDI 2.0 overhaul, cross-device resume
Microsoft’s February 2026 Patch Tuesday for Windows 11 arrived as a workmanlike but meaningful quality release: KB5077181 (OS Build 26200.7840 / 26100.7840) stitches together months of Release Preview
CVE-2026-20846: Critical GDI+ DoS Vulnerability - Patch and Hardening Guide
Microsoft’s security tracker lists CVE-2026-20846 as a denial‑of‑service vulnerability in the Microsoft Graphics Component (GDI+); the advisory is terse on exploit mechanics but clear that malformed g
CVE-2026-20841: Critical Notepad RCE Vulnerability Demands Immediate Patching
Microsoft’s Security Update Guide has recorded CVE-2026-20841 as a Remote Code Execution (RCE) vulnerability affecting the Windows Notepad app, and the vendor’s terse advisory combined with its “repor
Microsoft Issues Critical Azure Management RCE Patch CVE-2026-21228: Immediate Action Required
Microsoft’s advisory listing for CVE-2026-21228 has elevated the alarm for Azure administrators and cloud defenders alike: the vendor has recorded a local remote-code-execution (RCE) class vulnerabili
CVE-2026-21231: Critical Windows Kernel Vulnerability Threatens Enterprise Security
CVE‑2026‑21231 represents another entry in the long, high‑stakes catalog of Windows kernel elevation‑of‑privilege advisories — a vendor‑registered v
CVE-2026-21222 Windows Kernel Vulnerability: Analysis, Risks & Protection Guide
Microsoft’s public record for CVE‑2026‑21222 currently identifies the problem class — a Windows kernel information‑d
CVE-2026-21237: Critical WSL Privilege Escalation Vulnerability Analysis & Mitigation
Microsoft’s tracking entry for CVE-2026-21237 lists a new Windows Subsystem for Linux (WSL) elevation-of-privilege issue that every Windows administrator and security team should treat as a priority f
Critical Windows HTTP.sys Vulnerability CVE-2026-21232: Patch Analysis & Security Implications
Microsoft’s security telemetry and vendor advisories have confirmed a high‑impact vulnerability in the Windows kernel HTTP protocol stack: an elevation‑of‑privilege issue affecting the HTTP.sys driver
Microsoft Patches Critical AFD.sys Zero-Day Allowing SYSTEM-Level Code Execution
Microsoft has published an advisory for CVE-2026-21238 — an elevation-of-privilege issue in the Windows Ancillary Function Driver for WinSock (AFD, afd.sys) — and the security community is treating it
CVE-2026-21241: Critical Windows AFD Kernel Vulnerability Demands Immediate Patching
Microsoft’s public advisory entry for CVE-2026-21241 records a new elevation-of-privilege issue tied to the Windows Ancillary Function Driver for WinSock (AFD, afd.sys), but technical detail in the ad
CVE-2026-21239: How Microsoft's New Confidence Signal is Transforming Windows Patch Management
Microsoft’s public record for CVE-2026-21239 identifies a kernel-level elevation of privilege in Windows and pairs that entry with Microsoft’s new “confidence” indicator — a vendor signal that shapes
Urgent: CVE-2026-21243 Windows LDAP DoS — Act Now on Domain Controllers
Microsoft’s security feed now lists CVE-2026-21243 as a vulnerability in the Windows Lightweight Directory Access Protocol (LDAP) that can be leveraged to cause a denial-of-service condition against W