IT Security News Roundup: 2026-09-24

IT Security News: today roundup Microsoft SharePoint flaw reclassified from spoofing to remote code execution. Palo Alto Networks Unit 42 introduced new AI cyber defenses. Ryuk ransomware member Karen Vardanyan received a two-year prison sentence. A Linux kernel bug allows…

IT Security News Daily Summary 2026-09-24

198 posts published today 21:31SharePoint Flaw Initially Listed as Spoofing by Microsoft Enables Authenticated RCE 21:31Introducing Unit 42 Continuous Frontier AI Defense 21:31Ryuk Member Karen Vardanyan Sentenced to Two Years in U.S. Prison 21:02New Linux Kernel Flaw Gives ARM64 KVM…