Content by Microsoft Security Research, Mahesh Mandava and Rajesh Kumar Natarajan (1)

Microsoft Security Research, Mahesh Mandava and Rajesh Kumar Natarajan break down real-world exploitation of CVE-2026-73570 in Zimbra, including the SNMP command-injection path, post-exploitation tradecraft (web shells, persistence, privilege escalation), and concrete hunting and mitigation guidance using Microsoft Defender and Defender XDR.