A flaw in Zimbra email suite allows stealing login credentials of

Almost 900 servers hacked using Zimbra zero-day flaw

Email platform bug allows for theft of clear-text credentials. Update on the Kaiser Permanente breach. Arizona hospital suffers ransomware attack.

APTs Swarm Zimbra Zero-Day to Steal Government Info Worldwide

Zimbra Two-factor authentication - Zimbra :: Tech Center

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

Zimbra Two-factor authentication - Zimbra :: Tech Center

Massive phishing campaign targets users of the Zimbra Collaboration email server.

Zimbra Collaboration Suite Archives - Security Affairs

Zimbra Collaboration Suite warning: Patch this 0-day right now (by hand)! – Sophos News

Zimbra remote code execution vulnerability actively exploited in the wild

Spearphishing Campaign Targets Zimbra Webmail Portals of Government Organizations