According to a report from Slovak software company ESET, hackers have been gathering credentials of Zimbra account users since at least April.
Spearphishing Campaign Targets Zimbra Webmail Portals of Government Organizations
Spearphishing Campaign Targets Zimbra Webmail Portals of Government Organizations
Phishing campaign steals accounts for Zimbra email servers worlwide
Zero-Day Vulnerability Exploited to Hack Over 1,000 Zimbra Email Servers - TrustNet
Celcom, Malaysia's Oldest Telco, Faces Cyber Threat: Source Code Sale at US$4000
August 2023: Recent Cyber Attacks, Data Breaches & Ransomware Attacks
Recent Examples of Phishing
Massive phishing campaign targets users of the Zimbra Collaboration email server.
Ongoing exploitation of CVE-2022-41352 (Zimbra 0-day)