CVE

CVE-2025-48700

Synacor Zimbra Collaboration Suite (ZCS) Cross-site Scripting Vulnerability

Synacor · Zimbra Collaboration Suite (ZCS)

Date added (CISA)

2026-04-20

Remediation due

2026-04-23

Known ransomware use

Not indicated

Remediation priority

P2 — past CISA due date

ATT&CK mapping

No ATT&CK mapping yet

The CTID Mappings Explorer hasn't published an exploitation/impact technique mapping for this CVE yet.