CVE-2025-64325
CriticalCVSS 9.0Exploitation Probability (EPSS)
Low risk37th percentile - higher than 37% of all known CVEs
Summary
Emby Server prior to version 4.8.1.0 and prior to Beta version 4.9.0.0-beta allows a malicious user to send an authentication request with a manipulated X-Emby-Client value, which gets added to the devices section of the admin dashboard without sanitization.
Risk Assessment
Risk of injecting malicious content into the admin dashboard, potentially leading to XSS attacks or other security breaches.
Recommendation
Update to version 4.8.1.0 or Beta 4.9.0.0-beta which contains the fix.
Other vulnerabilities in Emby Server
See all- CVE-2021-25827Critical
Emby Server < 4.7.12.0 is vulnerable to a login bypass attack by setting the X-Forwarded-For header to a local IP address.
- CVE-2023-33193Critical
A vulnerability in Emby Server may allow administrative access to the system, depending on user account settings. An attacker could spoof headers, enabling passwordless login or viewing a list of user accounts that may not have a password configured.
- CVE-2021-25828Medium
Emby Server versions < 4.6.0.50 is vulnerable to Cross Site Scripting (XSS) vulnerability via a crafted GET request to /web. The vulnerability may allow an attacker to inject malicious script.
Original NVD description (English source)
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.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS