CVE-2023-42581 Cross-site scripting in Galaxy Store

High 7.5 Published 5 Dec 2023 Updated 28 Aug 2024

Attackers can execute JavaScript via improper URL validation in Galaxy Store deeplinks to access sensitive data.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2023-42581?

CVE-2023-42581 is a high-severity cross-site scripting vulnerability in Samsung Mobile Galaxy Store, published on 5 Dec 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Improper URL validation from InstantPlay deeplink in Galaxy Store prior to version 4.5.64.4 allows attackers to execute JavaScript API to access data.

Which versions are affected by CVE-2023-42581?

It affects 1 product.

Products include Samsung Galaxy Store.

How do I fix CVE-2023-42581?

No fix has been published for CVE-2023-42581 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-2023-42581 being exploited?

There is no known exploitation of CVE-2023-42581 in the wild and no public exploit code.

Sources

Also known as GHSA-95m4-cmvc-pjh9.