Zimbra CVE-2026-73570 lets one crafted email run code. Microsoft details the Zimbra command injection attacks: web shells, root access, and key theft.
CVE-2026-73570
CVE-2026-73570 is exploited in the wild. This unauthenticated RCE hits Zimbra Collaboration via SNMP notifications. Patch to 10.1.20 now.