Why Patch Management Isn’t Enough: SharePoint, Webshells & the Modern Threat Landscape

**SharePoint deserialization flaws and webshells present systemic, high-impact risks**: the report explains how legacy application architectures enable remote code execution and stealthy web-based backdoors that evade traditional detection, documents recent large-scale incidents (MOVEit, Ivanti, SysAid, PaperCut), and advocates intelligence-driven monitoring, specialized hunting (memory forensics, honeynets), and modernization to reduce attack surface and detection blind spots.