CVE-2026-73570 — Zimbra / Collaboration

Description (CNA)

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 (CNA)

Vendor / product	Versions
Zimbra / Collaboration	affected 0 before 10.1.20

CWE

CWE-78

References

https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
https://wiki.zimbra.com/wiki/Security_Center

ADP enrichment

CISA-ADP

No English description supplied.

https://moje.cert.pl/komunikaty/2026/145/aktywnie-wykorzystywana-podatnosc-w-zimbra-collaboration-suite/
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-73570