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CVE-2025-66376HIGH · 7.2TrackedCISA KEV
Synacor · Zimbra Collaboration Suite (ZCS)
Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting vulnerability in the Classic UI where attackers could abuse Cascading Style Sheets (CSS) @import directives in email HTML.
Disclosed
2026-01-05
155 days ago
Status
no honeypot capture yet
on CISA KEV — watching
7-day events
0
across 0 distinct IPs
7-day spread
0 ASN · 0 cty
0 active days
Top ASNs
No events captured yet.
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