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CVE-2023-37580

MEDIUM CVSS 3.1: 6.1
Updated Oct 31, 2025
Synacor
Parameter Value
CVSS 6.1 (MEDIUM)
Affected Versions 8.8.0 — 8.8.15
Fixed In 8.8.15
Type CWE-79 (Cross-Site Scripting (XSS))
Vendor Synacor
Public PoC Yes

Zimbra Collaboration (ZCS) 8 before 8.8.15 Patch 41 allows XSS in the Zimbra Classic Web Client.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
Required
User action required

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
None
No disruption

CVSS Vector v3.1

Vulnerable Products 14

Configuration From (including) Up to (excluding)
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:*:*:*:*:*:*:*:*
8.8.0 8.8.15
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p11:*:*:*:*:*:*
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p26:*:*:*:*:*:*
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p3:*:*:*:*:*:*
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p30:*:*:*:*:*:*
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p31:*:*:*:*:*:*
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p32:*:*:*:*:*:*
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p33:*:*:*:*:*:*
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p34:*:*:*:*:*:*
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p35:*:*:*:*:*:*
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p37:*:*:*:*:*:*
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p38:*:*:*:*:*:*
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p40:*:*:*:*:*:*
Synacor Zimbra_Collaboration_Suite
cpe:2.3:a:synacor:zimbra_collaboration_suite:8.8.15:p5:*:*:*:*:*:*