zimbra
Safeguard articles tagged "zimbra" — guides, analysis, and best practices for software supply chain and application security.
4 articles
Zimbra's Classic Web Client Produced Five Confirmed-Exploited CVEs
From a 2020 SSRF bug to three related XSS bypasses and an unauthenticated file-inclusion flaw, five Synacor Zimbra vulnerabilities were confirmed exploited within a single KEV window.
Zimbra's Optional SNMP Monitoring Feature Became a Remote Code Execution Path
CVE-2026-73570 requires the optional zimbra-snmp package and SNMP notifications enabled — exactly the configuration a more security-conscious mail admin was likely to have set up.
CVE-2024-45519 Zimbra Unauth RCE Breakdown
A technical breakdown of CVE-2024-45519, the unauthenticated RCE in Zimbra's postjournal service, how it was exploited in the wild, and what defenders should take away.
Zimbra Collaboration CVE-2023-37580: XSS Zero-Day Exploited by Four Nation-State Groups
A reflected XSS vulnerability in Zimbra Collaboration was exploited by four distinct threat groups targeting government organizations worldwide. The campaign showed how even 'low severity' bugs enable espionage.
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