CVE-2025-64325

Emby Server is a personal media server. Prior to version 4.8.1.0 and prior to Beta version 4.9.0.0-beta, a malicious user can send an authentication request with a manipulated X-Emby-Client value, which gets added to the devices section of the admin dashboard without sanitization. This issue has been patched in version 4.8.1.0 and Beta version 4.9.0.0-beta.

CVSS v3 9.0 CRITICAL

9.0^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 2.3 / Impact : 6.0

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://github.com/EmbySupport/Emby.Security/security/advisories/GHSA-2gwc-988r-2r7x	Exploit Vendor Advisory
https://github.com/EmbySupport/Emby.Security/security/advisories/GHSA-2gwc-988r-2r7x	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:emby:emby:*:*:*:*:*:*:*:*

History

18 Oct 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) Emby Server es un servidor de medios personal. Versiones anteriores a la versión 4.8.1.0 y versiones anteriores a la versión Beta 4.9.0.0-beta, un usuario malintencionado puede enviar una solicitud de autenticación con un valor X-Emby-Client manipulado, que se añade a la sección de dispositivos del panel de administración sin sanitización. Este problema ha sido parcheado en la versión 4.8.1.0 y en la versión Beta 4.9.0.0-beta.

Information

Published : 2025-11-18 23:15

Updated : 2026-10-18 20:10

NVD link : CVE-2025-64325

Mitre link : CVE-2025-64325

CVE.ORG link : CVE-2025-64325

JSON object : View

Products Affected

emby

emby

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-116

Improper Encoding or Escaping of Output

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