CVE-2024-53268 Lack of validation on openExternal allows 1 click remote code execution in joplin

High 7.3 Published Updated

Attackers can achieve remote code execution on Windows by exploiting unfiltered URI schemes in the openExternal function of the Joplin note-taking application.

Exploited in the wild
Not known
Login needed
An administrator
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2024-53268?

CVE-2024-53268 is a high-severity code injection vulnerability in laurent22 joplin, published on 25 Nov 2024. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Joplin is an open source, privacy-focused note taking app with sync capabilities for Windows, macOS, Linux, Android and iOS. In affected versions attackers are able to abuse the fact that openExternal is used without any filtering of URI schemes to obtain remote code execution in Windows environments. This issue has been addressed in version 3.0.3 and all users are advised to upgrade. There are no known workarounds for this vulnerability.

Weakness: CWE-94

Which versions are affected by CVE-2024-53268?

It affects 1 product.

Products include Joplin Project Joplin.

How do I fix CVE-2024-53268?

No fix has been published for CVE-2024-53268 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2024-53268 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-53268 exists.

Sources

Also known as GHSA-pc5v-xp44-5mgv.

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