CVE-2024-10383 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab VSCode Fork

High 8.7 Published 7 Feb 2025 Updated 12 Feb 2025

Attackers can execute arbitrary scripts in the GitLab Web IDE by tricking users into opening malicious Jupyter notebook files.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2024-10383?

CVE-2024-10383 is a high-severity cross-site scripting vulnerability in Gitlab Gitlab, published on 7 Feb 2025. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

An issue has been discovered in the gitlab-web-ide-vscode-fork component distributed over CDN affecting all versions prior to 1.89.1-1.0.0-dev-20241118094343and used by all versions of GitLab CE/EE starting from 15.11 prior to 17.3 and which also temporarily affected versions 17.4, 17.5 and 17.6, where a XSS attack was possible when loading .ipynb files in the web IDE

Weakness: CWE-79

Which versions are affected by CVE-2024-10383?

1 open source package ship an affected version, including gitlab. It affects 1 product.

Package	Affected	Fixed in
`gitlab` Bitnami	From `15.11.0`	`17.3.0`

Products include Gitlab Gitlab.

How do I fix CVE-2024-10383?

Upgrade gitlab to 17.3.0 or later.

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-2024-10383 being exploited?

There is no known exploitation of CVE-2024-10383 in the wild and no public exploit code.

All Gitlab Gitlab vulnerabilities

Sources

Also known as BIT-gitlab-2024-10383, GHSA-v575-96v9-gxhw, UBUNTU-CVE-2024-10383.