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#2 BleepingComputer general August 25, 2026 at 12:04 UTC

Hackers breached over 270 Zimbra servers in ongoing attacks

By Sergiu Gatlan

AI Summary

Threat actors have already compromised over 270 Zimbra Collaboration Suite instances by exploiting CVE-2026-73570, a high-severity RCE flaw, with CISA issuing a three-day remediation deadline for federal agencies. The rapid exploitation of 270+ servers underscores how quickly Zimbra vulnerabilities are weaponized post-disclosure, making this critical for any organization running ZCS.

Read full article → https://www.bleepingcomputer.com/news/security/hac…

Relevance score: 86.0/100

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