EUVD Vulnerability Catalog Actively Exploited (KEV)

EUVD-2026-58069

Severity: HIGH Base Score: 8.9 CVSS Version: 3.1

Vulnerability Description

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.

CVSS Vector Analysis

Below is the complete, human-readable breakdown of the CVSS metric string: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L

▪ Attack Vector (AV): Network

▪ Attack Complexity (AC): High

▪ Privileges Required (PR): None

▪ User Interaction (UI): None

▪ Scope (S): Changed

▪ Confidentiality Impact (C): High

▪ Integrity Impact (I): High

▪ Availability Impact (A): Low

Affected Vendors & Systems

Vendor Zimbra

References & Advisory Links

Metadata Profile

Database Authority

European Union Agency for Cybersecurity (ENISA) EUVD

Assigner

mitre

EPSS Probability

1.04

Known Aliases

GHSA-jqh7-pchh-v74j CVE-2026-73570

Published On

2026-08-13

Last Updated

2026-08-22

Exploited Since

2026-08-18