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Collaboration
by Zimbra · last CVE Oct 23, 2026
On CISA KEVExploited in the wild
74
CVEs
3
On KEV
9.8
Max CVSS
22
New 30D
Vulnerabilities74In the news12Timeline
Severity mix
Critical 4High 20Medium 47Low 2
Severity
All severities74Critical4High20Medium47Low2
Exploitation
On CISA KEV3Exploited in the wild3
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2025-66376
In wildKEV
6.1
20%
Jan 5
Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting Vulnerability
Affected: 10.0 before 10.0.18; 10.1 before 10.1.13
CVE-2024-27443
In wildKEV
6.1
25%
Aug 12
Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting (XSS) Vulnerability
Affected: 10.0.0 before 10.0.7; 9.0.0; 9.0.0; 9.0.0; 9.0.0; 9.0.0; +32 more
Showing 2