CVE-2024-13919 Laravel Reflected XSS via Route Parameter in Debug-Mode Error Page

High 8.0 Published Updated

Attackers can execute arbitrary scripts in victim browsers via reflected XSS in Laravel's debug-mode error page when debug mode is enabled.

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
Available

What is CVE-2024-13919?

CVE-2024-13919 is a high-severity cross-site scripting vulnerability in Laravel Framework, published on 10 Mar 2025. 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

The Laravel framework versions between 11.9.0 and 11.35.1 are susceptible to reflected cross-site scripting due to an improper encoding of route parameters in the debug-mode error page.

Weakness: CWE-79

Which versions are affected by CVE-2024-13919?

2 open source packages ship an affected version, including laravel/framework. It affects 1 product.

PackageAffectedFixed in
laravel/framework PackagistFrom 11.9.011.36.0
laravel/framework PackagistFrom 11.9.011.36.0

Products include Laravel Framework.

How do I fix CVE-2024-13919?

Upgrade laravel/framework to 11.36.0 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-2024-13919 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2024-13919 exists.

Sources

Also known as GHSA-83wp-f5c3-hqqr.

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