Cyber Companies DEVCORE Researcher Discovered SharePoint RCE CVE-2026-50522 July 21, 2026 ♡Follow0 DEVCORE researcher splitline discovered and reported the critical SharePoint RCE vulnerability CVE-2026-50522 to Microsoft. Discovered from: Critical SharePoint RCE CVE-2026-50522 Under Active Exploitation After Public PoC CVE-2026-50522DEVCORESharePointsplitline