Security Alerts
The latest Security Alerts coverage — news, analysis, and updates from the WindowsNews.AI desk.
June 2026 Windows Update Fixes CVE-2026-48573 Secure Boot Bypass
Microsoft's June 2026 Patch Tuesday rollout includes a fix for a Secure Boot feature bypass identified as CVE-2026-48573. The vulnerability, rated Important, could allow an attacker with local access...
CVE-2026-48570 Secure Boot bypass: Apply June 2026 Windows patches now
Microsoft released security updates on June 9, 2026 to close CVE-2026-48570, an Important-rated Windows Secure Boot security feature bypass. The flaw allows an attacker with either physical access or...
CVE-2026-48568 Windows Secure Boot Bypass Fixed in June 2026 Patch Tuesday
Microsoft disclosed CVE-2026-48568 on June 9, 2026, an Important-rated Secure Boot security feature bypass that allows a local authenticated attacker to circumvent critical boot-time protections. The...
Patch Tuesday: Microsoft Fixes CVE-2026-48566 DWM Info Disclosure Flaw
Microsoft has disclosed a new information disclosure vulnerability in the Windows Desktop Window Manager (DWM) Core Library. Tracked as CVE-2026-48566, this Important-rated flaw was patched in the...
Microsoft Patch Tuesday June 2026: Fix Critical RDP Client RCE Flaw Now
Microsoft has patched a critical remote code execution flaw in the Windows Remote Desktop Client with its June 2026 Patch Tuesday release. Tracked as CVE-2026-48563, the vulnerability carries a...
Microsoft Patches Critical RCE Flaw in Remote Desktop Client Across Windows Server
Microsoft released a critical security update on June 9, 2026, addressing CVE-2026-47654, a remote code execution vulnerability in the Remote Desktop Client (RDC) that ships with supported Windows...
Microsoft Confirms Critical Hyper-V RCE Vulnerability, Urges Immediate Patching
Microsoft has confirmed a critical remote code execution (RCE) vulnerability in Windows Hyper-V, tracked as CVE-2026-47652, and is urging customers to apply security updates released on June 9, 2026....
RDP Client RCE CVE-2026-47653: Patch by June 9 to block full-system takeover
Microsoft dropped a critical remote code execution (RCE) vulnerability fix into its June 9, 2026 Patch Tuesday release. CVE-2026-47653 targets the Remote Desktop Client and carries a severity rating...
Microsoft Confirms CVE-2026-8863 UEFI Secure Boot Bypass: What Windows Users Need to Know
Microsoft officially acknowledged a critical vulnerability in the UEFI Secure Boot feature on June 9, 2026, with the publication of CVE-2026-8863 in its Security Update Guide. The advisory, still...
Microsoft Windows Storage EoP Flaw Grants SYSTEM Access—Patch Now
Microsoft dropped a security bombshell on June 9, 2026, with the publication of CVE-2026-47648, a critical elevation-of-privilege vulnerability burrowed deep inside the Windows Storage subsystem. The...
CVE-2026-45588 Secure Boot Bypass: Deploy June 2026 OS Update and UEFI Revocation List
A critical Secure Boot bypass vulnerability, assigned CVE-2026-45588, landed on Microsoft’s radar with the release of the June 2026 Patch Tuesday updates. Published on June 9, the advisory ranks...
Urgent June 2026 Patch Tuesday: Fix Critical SharePoint Spoofing Bug Now
Microsoft’s June 2026 Patch Tuesday release, dropped on June 9, hides a nasty surprise for SharePoint on‑premises administrators: CVE‑2026‑47641, a spoofing vulnerability that could let...