cve-2026-45462

CVE-2026-45462 is a Microsoft SharePoint Server spoofing vulnerability published in the Security Update Guide on June 9, 2026. The tag covers discussions about patching on-premises SharePoint deployments and verifying trust boundaries to mitigate spoofing risks. Content emphasizes that SharePoint remains a high-value identity and workflow surface, and that administrators should prioritize this vulnerability without panic. The recurring theme is that on-premises SharePoint requires careful attention to spoofing bugs, as the server is no longer just a document repository but a critical enterprise system. The tag is relevant for IT professionals managing SharePoint security and patch management.