Security Alerts
The latest Security Alerts coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Patches ASP.NET Core Denial-of-Service Vulnerability CVE-2026-45591 in June 2026 Patch Tuesday
Microsoft has included a fix for a notable ASP.NET Core denial-of-service (DoS) vulnerability in its June 2026 Patch Tuesday release. The vulnerability, tracked as CVE-2026-45591, carries an...
Microsoft Patches Critical CTFMON Bug CVE-2026-45586 in June Update
Microsoft disclosed CVE-2026-45586 on June 9, 2026, a critical elevation-of-privilege vulnerability in the Windows Collaborative Translation Framework (CTFMON). The security flaw allows attackers...
Patch CVE-2026-45482 Now: Path Traversal Flaw Bypasses Copilot Chat Auth
Microsoft’s security team dropped a patch on June 9, 2026, for a notable flaw in the Visual Studio Code Copilot Chat extension. Tracked as CVE-2026-45482, the vulnerability received an Important...
CVE-2026-45476: Azure Linux VMs Require Urgent Kernel Reboot Fix
{ "title": "CVE-2026-45476 Linux Fix: Azure Network Adapter Kernel Update & Reboot", "content": "Microsoft has flagged CVE-2026-45476 as a serious vulnerability impacting Linux systems that...
CVE-2026-45465: Patch On-Prem SharePoint to Block XSS Spoofing
Microsoft kicked off the June 2026 Patch Tuesday with the release of CVE-2026-45465, an Important-rated spoofing vulnerability in Microsoft SharePoint Server. The cross-site scripting (XSS) flaw...
Patch Now: Critical SharePoint XSS Spoofing Fix CVE-2026-45464
Microsoft has addressed a notable security vulnerability in SharePoint Server, releasing a fix for CVE-2026-45464 on June 9, 2026. Rated as Important, this cross-site scripting (XSS) spoofing flaw...
CVE-2026-45463: Why Office’s “Remote RCE” Title Maps to a CVSS “Local” Score
Microsoft has assigned CVE-2026-45463 to a Microsoft Office vulnerability, labeling it a remote code execution (RCE) flaw. Open the advisory, however, and the CVSS vector reads AV:L – an attack...
Microsoft Patches High-Confidence Word RCE (CVE-2026-45457) — Update Now to Block Document-Based Attacks
Microsoft’s June 2026 Patch Tuesday release tackles CVE-2026-45457, a remote code execution vulnerability in the parsing engine of Microsoft Word. Published on June 9, the advisory carries a high...
SharePoint Server CVE-2026-45462: Why This Spoofing Bug Demands Immediate Patching for On-Prem Farms
Microsoft published CVE-2026-45462 on June 9, 2026, confirming a spoofing vulnerability in SharePoint Server that could let attackers undermine trust boundaries inside corporate collaboration...
CVE-2026-45455: Why Excel’s “Low” Severity Info Leak Needs Patching Now
Microsoft dropped a low‑severity security bulletin on June 9, 2026 that should still make Excel users pause. The CVE‑2026‑45455 advisory tags a Microsoft Excel information disclosure...
CVE-2026-45454: SharePoint RCE Flaw Puts On-Prem Servers at Risk—Patch Now
Microsoft’s June 2026 security update bundle dropped a critical patch that every SharePoint administrator needs to apply immediately. Tucked inside the Security Update Guide under CVE-2026-45454 is...
CVE-2026-44822: Why This Excel Information Disclosure Flaw Demands Immediate Office Updates
Microsoft has officially listed CVE-2026-44822 in its Security Update Guide, identifying a high-impact information disclosure vulnerability in Microsoft Excel. The advisory, while currently light on...