CVE-2025-66376: CVE-2025-66376: Stored Cross-Site Scripting via CSS @import in Zimbra ZCS Classic UI

CVE-2025-66376: Stored Cross-Site Scripting via CSS @import in Zimbra ZCS Classic UI Vulnerability ID: CVE-2025-66376 CVSS Score: 7.2 Published: 2026-01-05 A critical stored cross-site scripting (XSS) vulnerability exists in the Classic UI of Synac...