01 ⚡ Weekly Recap: Cisco 0-Day, AI Agent RCE, ClickFix Attacks, ClickFix Surge, and Browser Hijacks The Hacker News // 2026-09-21 14:24 UTC P25
02 ShinyHunters cybercrime gang takes over Cl0p ransomware site, demands extortion payment The Record // 2026-09-21 14:00 UTC P15
03 Microsoft fixes broken Excel copy and paste for all Office users BleepingComputer // 2026-09-21 14:42 UTC P5
04 Microsoft: September updates break File History backup feature BleepingComputer // 2026-09-21 11:45 UTC P5