Critical Zimbra RCE Vulnerability Actively Exploited in the Wild

CERT Polska has warned that threat actors are actively exploiting a critical remote code execution vulnerability in Zimbra Collaboration Suite. Tracked as CVE-2026-73570, the flaw allows unauthenticated attackers to run arbitrary operating system commands as the zimbra user on affected servers. The issue is an OS command injection vulnerability in Zimbra’s SNMP monitoring functionality. It […]

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