CVE-2025-58485 Cross-site scripting in Samsung Internet

Medium 5.5 Published 2 Dec 2025 Updated 2 Dec 2025

Local attackers can inject arbitrary script into Samsung Internet due to improper input validation, potentially executing code in the browser context.

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-2025-58485?

CVE-2025-58485 is a medium-severity cross-site scripting vulnerability in Samsung Internet, published on 2 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Improper input validation in Samsung Internet prior to version 29.0.0.48 allows local attackers to inject arbitrary script.

Which versions are affected by CVE-2025-58485?

It affects 1 product.

Products include Samsung Internet.

How do I fix CVE-2025-58485?

No fix has been published for CVE-2025-58485 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2025-58485 being exploited?

There is no known exploitation of CVE-2025-58485 in the wild and no public exploit code.

Sources

Also known as GHSA-8p5h-4245-r84r.