Security Alerts
The latest Security Alerts coverage — news, analysis, and updates from the WindowsNews.AI desk.
Microsoft Patches Excel Remote Code Flaw CVE-2026-55137—Here’s What You Need to Do Now
On July 14, 2026, Microsoft shipped security updates that close a heap-based buffer overflow in Excel that lets attackers hijack computers through booby-trapped spreadsheets. The vulnerability,...
Critical Word Double-Free Bug Leaves Millions of PCs and Servers Exposed—July 14 Patch Required
Microsoft's July 14, 2026 Patch Tuesday fixes a critical remote code execution flaw in Word that could give attackers full control of your PC the moment you open a malicious document. Tagged...
Microsoft Word RCE Flaw Patched: Here’s How July’s Office Security Fix Keeps Attackers Out
Microsoft released a critical security update on July 14, 2026, to close CVE-2026-55038, a remote code execution vulnerability in Microsoft Word that could let attackers take control of a system just...
Critical Excel Remote Code Execution Flaw Fixed in Microsoft's July Patch Tuesday
On July 14, 2026, Microsoft released its monthly security updates for Office, closing a serious hole in Excel that an attacker could use to take over a computer simply by tricking someone into...
Microsoft Fixes Excel Remote Code Execution Flaw (CVE-2026-55037): What You Need to Patch
Microsoft shipped its July 2026 Office security updates on July 14, and standing chief among them is a patch for a critical Excel vulnerability that lets attackers execute arbitrary code on a...
Patch Now: Microsoft Excel’s July Update Closes a Stealthy Memory Leak (CVE-2026-55054)
On July 14, 2026, Microsoft pushed a fix for a vulnerability that lets attackers quietly read sensitive data from your PC’s memory—just by having you open a poisoned Excel workbook. Tracked as...
Microsoft Patches a Dangerous Word Code Execution Bug—Here’s How to Protect Your PC
Microsoft shipped a critical security fix on July 14, 2026 that closes a code execution hole in Microsoft Office Word. The vulnerability, tracked as CVE-2026-55055, carries a CVSS 3.1 score of 7.8...
KB5002886: Microsoft Patches CVE-2026-55044 Excel RCE Bug—How to Update
On July 14, 2026, Microsoft’s monthly security release addressed a high-severity remote code execution vulnerability in Excel that could allow an attacker to take over a PC simply by convincing...
Microsoft Pushes Critical Fix for Excel RCE Exploit in July's Office Security Patches
On July 14, 2026, Microsoft released a round of Office security updates that close CVE-2026-55036, a remote code execution (RCE) vulnerability in Microsoft Excel. The flaw carries a CVSS score of 7.8...
Don’t Let a 5.5 CVSS Score Mislead You: CVE-2026-55035 Is the Office Patch You Shouldn’t Skip
Microsoft released a batch of security fixes for Office and SharePoint on July 14, 2026, quietly closing a vulnerability that could allow a crafted document to siphon sensitive data from your PC....
Microsoft’s July 2026 Office Patch Seals a Heap Overflow That Could Hand Your PC to Attackers
Microsoft’s July 2026 security updates patch a heap-based buffer overflow in Office that could let an attacker execute code on your computer just by getting you to open a malicious document. The...
Microsoft Patches Excel Zero-Day-Like Flaw—What CVE-2026-55141 Means for Your Spreadsheets
Opening a poisoned Excel workbook can hand control of your PC to hackers. Microsoft’s July 2026 Patch Tuesday delivers a fix for CVE-2026-55141, a high-severity bug that does exactly...