A flaw in Zimbra email suite allows stealing login credentials of the users

A high-severity vulnerability in the Zimbra email suite could be exploited by an unauthenticated attacker to steal cleartext passwords.

Hackers Exploit Flaw in Zimbra Suite, Warns CISA

Zimbra Addresses Zero-Day Vulnerability Exploited in XSS Attacks

Zimbra Archives - Security Affairs

Chained Zimbra flaws gave attackers unrestricted access to mail servers

APTs Swarm Zimbra Zero-Day to Steal Government Info Worldwide

Zimbra, News & Insights

A Twist in the Code: OpenMeetings Vulnerabilities through Unexpected Application State

Zimbra Archives - Security Affairs

What the Vuln: Zimbra

Zimbra Archives - Security Affairs

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Google Researchers Discover In-the-Wild Exploitation of Zimbra Zero-Day - SecurityWeek

Zimbra Two-factor authentication - Zimbra :: Tech Center

Zimbra Collaboration Administrator Guide