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Critical UDFS Elevation-of-Privilege Flaw (CVE-2026-40409) Patched in June 2026 Windows Update·MSFT +2.1%Project Server Spoofing Flaw Forces Urgent Inventory and Patch Review, Microsoft Says·NVDA +0.2%Patch Now: Microsoft Confirms Office Bug That Could Expose Your Data Without a Trace·GOOGL +1.7%CVE-2026-45486: Remote Code Execution via Malicious Word Doc, Local CVSS Explained·AMZN +1.1%CVE-2026-45479 SharePoint Spoofing Vulnerability: Why You Must Patch Now·MSFT +2.1%CVE-2026-45474: Why Microsoft Office's Remote Attack Has a Local CVSS Vector·NVDA +0.2%Decoding CVE-2026-45471: The Clash Between Microsoft’s “Remote” and CVSS’s “Local”·GOOGL +1.7%Microsoft Discloses Critical Office for Mac RCE Flaw, Fixes Delayed (CVE-2026-45472)·AMZN +1.1%Critical UDFS Elevation-of-Privilege Flaw (CVE-2026-40409) Patched in June 2026 Windows Update·MSFT +2.1%Project Server Spoofing Flaw Forces Urgent Inventory and Patch Review, Microsoft Says·NVDA +0.2%Patch Now: Microsoft Confirms Office Bug That Could Expose Your Data Without a Trace·GOOGL +1.7%CVE-2026-45486: Remote Code Execution via Malicious Word Doc, Local CVSS Explained·AMZN +1.1%CVE-2026-45479 SharePoint Spoofing Vulnerability: Why You Must Patch Now·MSFT +2.1%CVE-2026-45474: Why Microsoft Office's Remote Attack Has a Local CVSS Vector·NVDA +0.2%Decoding CVE-2026-45471: The Clash Between Microsoft’s “Remote” and CVSS’s “Local”·GOOGL +1.7%Microsoft Discloses Critical Office for Mac RCE Flaw, Fixes Delayed (CVE-2026-45472)·AMZN +1.1%

Security Alerts

The latest Security Alerts coverage — news, analysis, and updates from the WindowsNews.AI desk.

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Cve-2026-40409 · Privilege Escalation

Critical UDFS Elevation-of-Privilege Flaw (CVE-2026-40409) Patched in June 2026 Windows Update

Microsoft pushed out a security update on June 9, 2026 that fixes CVE-2026-40409, an elevation-of-privilege vulnerability in the Windows Universal Disk Format (UDF) file system driver. The flaw,...

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Cve-2026-45479 · Security Update Guide

CVE-2026-45479 SharePoint Spoofing Vulnerability: Why You Must Patch Now

Microsoft has registered CVE-2026-45479 in its Security Update Guide as a spoofing vulnerability affecting SharePoint Server. The listing appeared in June 2026 with a terse description that leaves...

SE Security Desk·7w ago
Cve Security · Cvss Attack Vector

CVE-2026-45474: Why Microsoft Office's Remote Attack Has a Local CVSS Vector

Microsoft’s advisory for CVE-2026-45474 classifies the vulnerability as a remote code execution flaw in Microsoft Office, yet the CVSS attack vector is listed as local. This apparent contradiction...

SE Security Desk·7w ago
Cve-2026-45471 · Cvss Av L

Decoding CVE-2026-45471: The Clash Between Microsoft’s “Remote” and CVSS’s “Local”

A new Microsoft Word vulnerability, tracked as CVE-2026-45471, has ignited a fresh debate in security circles—not over the flaw’s severity, but over the meaning of a single word. Microsoft’s...

SE Security Desk·7w ago
Cve-2026-45472 · Mac Security Updates

Microsoft Discloses Critical Office for Mac RCE Flaw, Fixes Delayed (CVE-2026-45472)

On June 9, 2026, Microsoft published Security Advisory CVE-2026-45472, detailing a critical remote code execution vulnerability in Microsoft Office for Mac that currently has no available security...

SE Security Desk·7w ago
Cve 2026 45475 · Cvss Av L

CVE-2026-45475: Why Microsoft Office “Remote” Code Execution Is Actually Local

A recently disclosed vulnerability in Microsoft Office, tracked as CVE-2026-45475, is raising eyebrows due to an apparent contradiction in its labeling. Microsoft classifies it as a Remote Code...

SE Security Desk·7w ago
Cve-2026-45469 · Cvss Av L

Excel RCE CVE-2026-45469: Why Local Attack Vector Demands Urgent Patching

Microsoft has assigned CVE-2026-45469 to a newly disclosed remote code execution (RCE) vulnerability in Microsoft Excel. The flaw carries a CVSS attack vector of Local (AV:L), meaning exploitation...

SE Security Desk·7w ago
Cross-site Scripting · Cve-2026-45468

CVE-2026-45468 SharePoint XSS Spoofing: What Server 2016 & 2019 Admins Must Know

Microsoft's June 9, 2026 Patch Tuesday brought an important fix for on-premises SharePoint farms: CVE-2026-45468, an Important-rated cross-site scripting (XSS) spoofing vulnerability. The flaw...

SE Security Desk·7w ago
Cve-2026-45467 · Microsoft Sharepoint Server

Patch June 2026 SharePoint Spoofing CVE-45467 Now, Details Minimal

The June 2026 Patch Tuesday update cycle brought a SharePoint Server spoofing vulnerability, CVE-2026-45467, with a description so minimal it seems almost redacted. Microsoft’s Security Update...

SE Security Desk·7w ago