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CVE-2020-7796

KEV

Synacor Zimbra Collaboration Suite (ZCS) Server-Side Request Forgery Vulnerability

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Vendor / Project
Synacor
Product
Zimbra Collaboration Suite
Date added
Feb 17, 2026
Due date
Mar 10, 2026
Known ransomware use
Unknown
CWEs
CWE-918

Description

Synacor Zimbra Collaboration Suite (ZCS) contains a server-side request forgery vulnerability if WebEx zimlet installed and zimlet JSP is enabled.

Required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes