CVE-2025-9815 alaneuler batteryKid NSXPCListener PrivilegeHelper.swift missing authentication

High 8.5 Published Updated

Local attackers can bypass authentication in the NSXPCListener component to escalate privileges in the batteryKid macOS application.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-9815?

CVE-2025-9815 is a high-severity missing authorization vulnerability in alaneuler batteryKid, published on 2 Sep 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A weakness has been identified in alaneuler batteryKid up to 2.1 on macOS. The affected element is an unknown function of the file PrivilegeHelper/PrivilegeHelper.swift of the component NSXPCListener. This manipulation causes missing authentication. It is possible to launch the attack on the local host. The exploit has been made available to the public and could be exploited.

Weakness: CWE-306, CWE-287

Which versions are affected by CVE-2025-9815?

It affects 1 product.

Products include Alaneuler Batterykid.

How do I fix CVE-2025-9815?

No fix has been published for CVE-2025-9815 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2025-9815 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-9815 exists.

Sources

Also known as GHSA-g336-gvx8-vrrh.

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