CVE-2023-37580
Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting (XSS) Vulnerability
Synacor · Zimbra Collaboration Suite (ZCS)
Vulnerability details
Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting vulnerability impacting the confidentiality and integrity of data.
Added to CISA KEV: 2023-07-27
Ransomware campaign use: Unknown
CISA due date: 2023-08-17
Defensive guidance from CISA
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
This is the source's required-action field, not an independently validated patch procedure. Refer to the vendor for exact affected versions and fixes.
Source catalog date: 2026-11-06T19:44:45.1797Z · Last retrieved: 2026-11-06 21:02:26 UTC