Sonarr 4.0.15.2940 Service Sonarr.Console.exe default permission

Summaryinfo

A vulnerability, which was classified as critical, was found in Sonarr 4.0.15.2940. This affects an unknown function of the file C:\ProgramData\Sonarr\bin\Sonarr.Console.exe of the component Service. Executing a manipulation can lead to default permission. This vulnerability is tracked as CVE-2025-13131. The attack is restricted to local execution. No exploit exists. The vendor confirms this vulnerability but classifies it as a "low severity issue due to the default service user being used as it would either require someone to intentionally change the service to a highly privileged account or an attacker would need an admin level account". It is planned to fix this issue in the next major release v5.

Detailsinfo

A vulnerability classified as critical was found in Sonarr 4.0.15.2940. This vulnerability affects some unknown functionality of the file C:\ProgramData\Sonarr\bin\Sonarr.Console.exe of the component Service. The manipulation with an unknown input leads to a default permission vulnerability. The CWE definition for the vulnerability is CWE-276. During installation, installed file permissions are set to allow anyone to modify those files. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is available at github.com. This vulnerability was named CVE-2025-13131. The exploitation appears to be easy. Local access is required to approach this attack. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 11/14/2025). This vulnerability is assigned to T1222 by the MITRE ATT&CK project.

The vendor confirms this vulnerability but classifies it as a "low severity issue due to the default service user being used as it would either require someone to intentionally change the service to a highly privileged account or an attacker would need an admin level account". It is planned to fix this issue in the next major release v5.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-180536). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Name

• Sonarr

Version

• 4.0.15.2940

CPE 2.3info

• 🔒

CPE 2.2info

• 🔒

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CVSSv2info

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Accepted

• Submit #683894: Sonarr 4.0.15.2940 Incorrect Default Permissions (by lakshay12311)

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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