Russian spies are exploiting an unpatched Zimbra zero-day requiring no clicks to steal emails from Western organizations in ...

VMware plans to make a beta version of an upgrade to its Zimbra Collaboration Server available for download on Wednesday, with shipments in final form scheduled for later this quarter, the company ...

Zimbra zero-click vulnerability CVE-2025-66376 is being actively exploited by Russian hackers targeting NATO governments and defense contractors. Unit 42 and CISA warn that Void Blizzard has raided ...

Linux-based Zimbra Collaboration Server 8.0 has been designed to be easier to install and can be integrated with third-party unified communications tools VMware plans to make a beta version of an ...

Attackers are actively exploiting a critical vulnerability in mail servers sold by Zimbra in an attempt to remotely execute malicious commands that install a backdoor, researchers warn. The ...

Free e-mail and calendar software Zimbra Desktop works online or off and doesn’t limit e-mail storage. If you’re looking for an alternative to Microsoft Outlook–or simply an email ...

Two bugs, now patched except in older versions, could be chained to allow attackers to hijack Zimbra server by simply sending a malicious email. Zimbra webmail server has two flaws that could let an ...

An authentication bypass Zimbra security vulnerability is actively exploited to compromise Zimbra Collaboration Suite (ZCS) email servers worldwide. Zimbra is an email and collaboration platform used ...

Russia-linked hackers have been quietly raiding inboxes at organizations that rely on the Zimbra Collaboration Suite, and in ...

An unpatched code-execution vulnerability in the Zimbra Collaboration software is under active exploitation by attackers using the attacks to backdoor servers. The attacks began no later than ...

VMware plans to make a beta version of an upgrade to its Zimbra Collaboration Server available for download on Wednesday, with shipments in final form scheduled for later this quarter, the company ...