Multiple vulnerabilities in Jellyfin

Published: 2025-04-15

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2025-31499 CVE-2025-32012
CWE-ID	CWE-88 CWE-451
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	Jellyfin Client/Desktop applications / Other client software
Vendor	Jellyfin

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Improper Neutralization of Argument Delimiters in a Command

EUVDB-ID: #VU107448

Risk: Medium

CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-31499

CWE-ID: CWE-88 - Argument Injection or Modification

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to the argument injection in FFmpeg. A remote user can execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Jellyfin: 10.10.0 - 10.10.6

CPE2.3

External links

https://github.com/jellyfin/jellyfin/security/advisories/GHSA-2c3c-r7gp-q32m

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Spoofing attack

EUVDB-ID: #VU107449

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-32012

CWE-ID: CWE-451 - User Interface (UI) Misrepresentation of Critical Information (Clickjacking, spoofing)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data. A remote attacker on the local network can spoof IP and perform a denial of service (DoS) attack.