Cybersecurity
Attackers Exploit Zimbra Flaw to Deploy Web Shells and Harvest Authentication Secrets
Threat actors have weaponized a now-patched security flaw in Zimbra Collaboration Suite (ZCS) to deploy web shells and access mailbox data, according to findings from the Microsoft Security Research team.
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Summary
Attackers exploited CVE-2026-73570 in Zimbra to deploy web shells and access mailbox data on servers with SNMP notifications enabled.
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