CVE-2024-6530 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

High 7.3 Published 10 Oct 2024 Updated 10 Oct 2024

An attacker can execute arbitrary scripts in the context of other users' browsers when authorizing applications, potentially leading to account takeover.

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-2024-6530?

CVE-2024-6530 is a high-severity cross-site scripting vulnerability in Gitlab Gitlab, published on 10 Oct 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

A cross-site scripting issue has been discovered in GitLab affecting all versions starting from 17.1 prior 17.2.9, starting from 17.3 prior to 17.3.5, and starting from 17.4 prior to 17.4.2. When adding a authorizing an application, it can be made to render as HTML under specific circumstances.

Weakness: CWE-79

Which versions are affected by CVE-2024-6530?

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

Package	Affected	Fixed in
`gitlab` Bitnami	From `17.1.0`	`17.2.9, 17.3.5, 17.4.2`

Products include Gitlab Gitlab.

How do I fix CVE-2024-6530?

Upgrade gitlab to a fixed version for your release line: 17.2.9, 17.3.5 or 17.4.2.

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-2024-6530 being exploited?

There is no known exploitation of CVE-2024-6530 in the wild and no public exploit code.

All Gitlab Gitlab vulnerabilities

Sources

Also known as BIT-gitlab-2024-6530, GHSA-m9cp-4p2h-f9p9.