CVE-2026-73570
High · 8.9CVSS
8.9
EPSS
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Published
Aug 13, 2026
CISA due date
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The record
A remote code execution vulnerability exists in Zimbra Collaboration (ZCS) before 10.1.20 when the optional zimbra-snmp package is installed and SNMP notifications are enabled. Due to improper sanitization of untrusted input during SNMP notification processing, an unauthenticated attacker can send specially crafted SMTP requests that may result in execution of arbitrary operating system commands as the Zimbra user.
Affected packages
| Ecosystem | Package | Introduced | Fixed |
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