CVE-2025-48700
Synacor Zimbra Collaboration Suite (ZCS) Cross-site Scripting Vulnerability
CVSS
—
Sin CVSS
EPSS
1.7%
p77
KEV
SÍ
20 abr 2026
Exploit Today
73
0-100
Publicado: — · Última mod.: —
Producto
Synacor / Zimbra Collaboration Suite (ZCS)
Vulnerabilidad
Synacor Zimbra Collaboration Suite (ZCS) Cross-site Scripting Vulnerability
Añadido a KEV
20 abr 2026
Remediar antes de
23 abr 2026
Uso conocido en ransomware
No
Descripción resumida
Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting vulnerability that could allow attackers to execute arbitrary JavaScript within the user's session, potentially leading to unauthorized access to sensitive information.
Acción requerida
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notas
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories ; https://nvd.nist.gov/vuln/detail/CVE-2025-48700