Threats · InfosecFeed Brief

Microsoft fixes broken Excel copy and paste for all Office users

What you need to know

Microsoft has fixed a known issue that causes copy-and-paste failures for Excel users after installing the September 2026 security updates. [...]

Source transparency

This is an InfosecFeed curated brief based on reporting from BleepingComputer. InfosecFeed does not claim ownership of the original reporting.

Read the original report at BleepingComputer ↗