A 'fascinating' Microsoft Excel security flaw teams up spreadsheets and Copilot Agent to steal data

There's more than one way to skin an Excel table, and this one abuses Copilot.

Critical 0-Click Microsoft Excel Security Bug Lets Copilot Steal Data

Excel users are warned to update now, as a critical vulnerability has been confirmed that can lead to “zero-click information ...

Microsoft’s March 2026 update fixes 80+ security vulnerabilities

This month's Patch Tuesday brings over 80 fixes for various security vulnerabilities. Fortunately, none are actively being ...

Patch Alert: Microsoft Fixes Nearly 80 Bugs, Including Critical Office Flaws

Microsoft’s March Patch Tuesday fixes 78 vulnerabilities, including Office preview pane flaws, an Excel Copilot data leak risk, and an AI-discovered 9.8 severity bug.
Windows Report

Microsoft announces wave 3 of 365 Copilot with agentic AI in Word, Excel, and Powerpoint

Microsoft 365 Copilot wave 3 brings agentic AI to Excel, Word, and PowerPoint, letting users coauthor, edit, and refine work seamlessly.
WinBuzzer

Microsoft Removes Excel Copilot App Skills After Confusion

Microsoft has removed App Skills from Excel's Copilot after users found multiple AI entry points confusing, now consolidating them into a single interface.

Excel freezes when deleting rows or columns

If Excel freezes when deleting rows or columns, identify the possible causes and then resolve the issue. Turn off Auto Save, disable COM Add-ins, etc.

Excel Power Query keeps crashing with Error 0xC000026F

Does Excel Power Query keep crashing with Error 0xC000026F? It occurs due to compatibility issues between Power Query engine and ARM-based processors ...