Zimbra Vulnerability Exploited in the Wild Prior to Public Disclosure

By Ionut Arghire

AI Summary

CVE-2026-73570, a zero-day vulnerability in Zimbra, was exploited in the wild prior to public disclosure, allowing attackers to remotely inject OS commands via specially crafted emails without requiring user interaction under certain server configurations. Given Zimbra's widespread deployment in government and enterprise email infrastructure, this pre-patch exploitation window represents significant exposure for unpatched organizations.

Read full article → https://www.securityweek.com/zimbra-vulnerability-…

Relevance score: 83.0/100

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