Microsoft Excel
The latest Microsoft Excel coverage — news, analysis, and updates from the WindowsNews.AI desk.
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...
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...
Microsoft’s July Patch Tuesday Closes Excel Remote Code Execution Flaw—Update Now
Microsoft on July 14 patched a remote code execution vulnerability in Excel that an attacker could trigger by convincing a user to open a specially crafted spreadsheet. Tracked as CVE-2026-55136 and...
Microsoft’s July 2026 Patch Seals an Excel Data-Leak Flaw—Check Your Office Build Today
Microsoft’s July 2026 security updates deliver a fix for CVE-2026-55138, an Excel information-disclosure vulnerability that can leak sensitive data when a victim opens a malicious spreadsheet. The...
Excel RCE Flaw CVE-2026-55041 Patched: Install KB5002886 Now to Prevent Code Execution
A newly patched Microsoft Excel vulnerability could let an attacker hijack your computer just by tricking you into opening a malicious file. The security hole, tracked as CVE-2026-55041, was fixed on...
Excel RCE Bug CVE-2026-55039 Patched July 14: How a Malicious Spreadsheet Can Compromise Your PC
Microsoft’s July 2026 Patch Tuesday landed on July 14, and among the fixes is a vulnerability in Excel that security teams and everyday users should take seriously. Designated CVE-2026-55039, the...
Excel RCE Flaw Fixed in July 2026 Office Security Update — Patch Your PC Now
On July 14, 2026, Microsoft released its monthly security updates, and among them is a critical fix for a high‑severity vulnerability in Excel, tracked as CVE‑2026‑55029. This heap‑based...
Patch Excel Immediately: Microsoft’s July 2026 Update Blocks a Remotely Delivered Code Execution Attack
On July 14, 2026, Microsoft released a security update for Microsoft Excel that fixes a remote code execution vulnerability tracked as CVE-2026-55031. The flaw, rated Important with a CVSS 3.1 base...
Patch Excel Immediately: The July 14 Update Closes a Code Execution Flaw (CVE-2026-55025)
Microsoft’s July 2026 security updates for Office include a fix for a high-severity vulnerability in Excel that could let an attacker take over a PC just by convincing someone to open a specially...
Microsoft Fixes Excel Data Exposure Flaw—Update Now to Prevent Information Leaks
On July 14, 2026, Microsoft released a security update for Microsoft Excel that patches a vulnerability capable of silently leaking sensitive data from your spreadsheets. The flaw, identified as...
Excel Memory-Disclosure Vulnerability Patched in Microsoft’s July 2026 Updates
On July 14, 2026, Microsoft pushed out security fixes for Office that plug a memory-disclosure vulnerability in Excel. Tracked as CVE-2026-50408, the flaw can expose sensitive data from the...