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Russian hackers exploit Zimbra zero-click flaw for email theft

·Source: BleepingComputer

Updated:

Executive Summary

CISA is warning that the Russian state-sponsored hacking group Laundry Bear, also known as Void Blizzard, is targeting organizations using Zimbra Collaboration email servers by combining phishing attacks with the exploitation of a now-patched Zimbra vulnerability. [...]

Analysis

CISA is warning that the Russian state-sponsored hacking group Laundry Bear, also known as Void Blizzard, is targeting organizations using Zimbra Collaboration email servers by combining phishing attacks with the exploitation of a now-patched Zimbra vulnerability. [...]
Source Attribution

Originally published by BleepingComputer on Jul 23, 2026.

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