CVE-2024-47604 XSS vulnerability in NuGetGallery HTML attributes handling

High 8.2 Published 1 Oct 2024 Updated 1 Oct 2024

An attacker can execute arbitrary JavaScript in a victim's browser via malicious HTML attributes in the NuGet Gallery web application.

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-2024-47604?

CVE-2024-47604 is a high-severity cross-site scripting vulnerability in NuGetGallery, published on 1 Oct 2024. 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

NuGet Gallery is a package repository that powers nuget.org. The NuGetGallery has a security vulnerability in its handling of HTML element attributes, which allows an attacker to execute arbitrary HTML or Javascript code in a victim's browser.

Weakness: CWE-79

Which versions are affected by CVE-2024-47604?

It affects 1 product.

Products include Microsoft Nugetgallery.

How do I fix CVE-2024-47604?

No fix has been published for CVE-2024-47604 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-2024-47604 being exploited?

There is no known exploitation of CVE-2024-47604 in the wild and no public exploit code.

Sources

Also known as GHSA-hq63-27r7-2j64.