Security Alerts
The latest Security Alerts coverage — news, analysis, and updates from the WindowsNews.AI desk.
CVE-2026-55135: SharePoint XSS Flaw Enables Spoofing — Patches in July 14 Updates
Microsoft has patched a cross-site scripting vulnerability in SharePoint Server that could allow an authenticated attacker to inject script and spoof content presented to other users. The fix arrived...
Patch Now: Microsoft’s July Update Fixes Critical SharePoint Flaw That Could Give Attackers Total Control
Microsoft dropped its July 14, 2026 security updates, and for SharePoint administrators, one patch is far more urgent than the rest. CVE-2026-55052—a privilege escalation flaw with a CVSS score of...
PowerPoint’s July 14 Patch Fixes a File-Opening Code Execution Threat — Here’s What to Do
On July 14, 2026, Microsoft released a critical security update for Microsoft PowerPoint that closes a dangerous vulnerability allowing attackers to run arbitrary code on your PC. The flaw, tracked...
PowerPoint Flaw CVE-2026-55123: What Makes This Patch Different and Why You Need It Now
Microsoft’s July 2026 Patch Tuesday includes a fix for a memory corruption bug in PowerPoint that attackers can exploit just by convincing you to open a specially crafted presentation. The...
OneNote Vulnerability CVE-2026-55133: Why a ‘Remote Code Execution’ Flaw is Labeled ‘Local’ and What You Must Do Now
A Microsoft OneNote remote code execution vulnerability disclosed on July 14, 2026, is forcing a reckoning with the difference between how attacks are described and how they actually work....
Microsoft Patches Critical PowerPoint Remote Code Execution Flaw – Here’s What You Need to Do
On July 14, 2026, Microsoft pushed a critical security fix for PowerPoint as part of its monthly Patch Tuesday release. The vulnerability, tracked as CVE-2026-55043, is a heap-based buffer overflow...
Microsoft Fixes Office Memory Leak That Can Expose Sensitive Data on Windows and Mac
Microsoft shipped a security fix on July 14, 2026 that closes an information-disclosure vulnerability in Microsoft Office. The bug, logged as CVE-2026-55139, could allow a local user—or a piece of...
Opening a Crafted Document Could Leak Your Data—Microsoft’s July 14 Office Update Fixes It
On July 14, 2026, Microsoft pushed out security updates for Office that close CVE-2026-55042, a vulnerability that lets attackers extract sensitive information by tricking you into opening a...
Microsoft's July Security Update Fixes Word Bug That Could Let Attackers Execute Code — Here's How to Protect Yourself
On July 14, 2026, Microsoft released a security patch closing a heap-based buffer overflow in Microsoft Word that could hand attackers control of a victim’s machine. The vulnerability, tracked as...
CISA Urgently Flags Actively Exploited Oracle Payments Flaw—Windows Admins Must Act Now
On July 15, 2026, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) placed two vulnerabilities on its Known Exploited Vulnerabilities (KEV) catalog—confirmation that attackers are...
You Probably Patched Word Wrong: Microsoft’s July Fix for CVE-2026-55128 Needs Two Separate Checks
On July 14, 2026, Microsoft pushed out security patches that close a high-severity code execution hole in Microsoft Word—tracked as CVE-2026-55128—that could give attackers full control of your...
Microsoft Fixes Office Flaw That Could Hack Your PC Just by Previewing a File
Microsoft’s July 2026 security update closes a critical remote code execution hole in Office that can be exploited simply by previewing a document—no double-click required. The vulnerability,...